======================================
| xx__-> [    8.913775][  T184] ------------[ cut here ]------------
| [    8.914077][  T184] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/184
| [    8.914377][  T184] Modules linked in:
| [    8.915139][  T184] Tainted: [W]=WARN
[    8.915286][  T184] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.915497][  T184] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.915721][  T184] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 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
[    8.916277][  T184] RSP: 0018:ffa00000008f7ab0 EFLAGS: 00010286
[    8.916492][  T184] RAX: 00000000ffffffa6 RBX: ff110000090e9380 RCX: 1ff400000011ef1c
[    8.916745][  T184] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090e9438
[    8.917106][  T184] RBP: ff11000008929000 R08: 1fe220000121d288 R09: ff11000009e02e80
[    8.917473][  T184] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    8.917821][  T184] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008929000
[    8.918113][  T184] FS:  00007f4bd6dc3840(0000) GS:ff110000a7643000(0000) knlGS:0000000000000000
[    8.918395][  T184] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.918626][  T184] CR2: 0000000000479648 CR3: 000000000c50f001 CR4: 0000000000771ef0
[    8.918882][  T184] PKRU: 55555554
[    8.919028][  T184] Call Trace:
[    8.919179][  T184]  <TASK>
[    8.919296][  T184]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.919479][  T184]  ? notifier_call_chain (kernel/notifier.c:85)
[    8.919660][  T184]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.919829][  T184]  register_netdevice (net/core/dev.c:11488)
[    8.920022][  T184]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    8.920308][  T184]  register_netdev (net/core/dev.c:11552)
[    8.920486][  T184]  loopback_net_init (drivers/net/loopback.c:218)
[    8.920665][  T184]  ops_init (net/core/net_namespace.c:137)
[    8.920816][  T184]  setup_net (net/core/net_namespace.c:446)
[    8.920975][  T184]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    8.921176][  T184]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    8.921356][  T184]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    8.921537][  T184]  copy_net_ns (net/core/net_namespace.c:579)
[    8.921716][  T184]  create_new_namespaces (kernel/nsproxy.c:132)
[    8.921910][  T184]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    8.922091][  T184]  ksys_unshare (kernel/fork.c:3243)
[    8.922297][  T184]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    8.922476][  T184]  ? __ia32_sys_open (fs/open.c:1374)
[    8.922706][  T184]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    8.922897][  T184]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    8.923076][  T184]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.923266][  T184]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.923447][  T184]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.923643][  T184]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.923865][  T184] RIP: 0033:0x7f4bd7085bcb
[    8.924050][  T184] 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
[    8.924589][  T184] RSP: 002b:00007ffde5ce1d48 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    8.924835][  T184] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f4bd7085bcb
[    8.925088][  T184] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    8.925340][  T184] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    8.925580][  T184] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffde5ce3f70
[    8.925839][  T184] R13: 0000000000000001 R14: 00007f4bd6dc36f8 R15: 00007ffde5ce56db
| [    8.962733][  T185] ------------[ cut here ]------------
| [    8.962910][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/185
| [    8.963161][  T185] Modules linked in:
| [    8.963538][  T185] Tainted: [W]=WARN
[    8.963640][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.963809][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.963993][  T185] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 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
[    8.964480][  T185] RSP: 0018:ffa0000000907030 EFLAGS: 00010286
[    8.964649][  T185] RAX: 00000000ffffffa6 RBX: ff110000090e9c40 RCX: 1ff4000000120dcc
[    8.964855][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090e9cf8
[    8.965054][  T185] RBP: ff11000008929000 R08: 1fe220000121d3a0 R09: ff11000009e05158
[    8.965259][  T185] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[    8.965459][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008929cd1
[    8.965664][  T185] FS:  00007f99c8a02840(0000) GS:ff110000a76c3000(0000) knlGS:0000000000000000
[    8.965904][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.966072][  T185] CR2: 00007f99c8cd21a0 CR3: 000000000ccb7004 CR4: 0000000000771ef0
[    8.966277][  T185] PKRU: 55555554
[    8.966377][  T185] Call Trace:
[    8.966476][  T185]  <TASK>
[    8.966548][  T185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.966684][  T185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.966785][  T185]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    8.966925][  T185]  __dev_notify_flags (net/core/dev.c:9787)
[    8.967059][  T185]  ? netif_change_name (net/core/dev.c:1495)
[    8.967198][  T185]  ? __dev_change_flags (net/core/dev.c:9752)
[    8.967331][  T185]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    8.967465][  T185]  ? 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))
[    8.967599][  T185]  netif_change_flags (net/core/dev.c:9820)
[    8.967731][  T185]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    8.968230][  T185]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    8.968365][  T185]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    8.968530][  T185]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    8.968663][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.968797][  T185]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    8.968935][  T185]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.969069][  T185]  ? __kernel_text_address (kernel/extable.c:79)
[    8.969204][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.969338][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.969469][  T185]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    8.969602][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.969734][  T185]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    8.969872][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.970004][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.970140][  T185]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    8.970271][  T185]  ? __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)
[    8.970403][  T185]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    8.970534][  T185]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    8.970667][  T185]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    8.970802][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    8.970943][  T185]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    8.971077][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.971214][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.971347][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.971478][  T185]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    8.971610][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.971745][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.971883][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.972015][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.972153][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.972287][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.972421][  T185]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.972554][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.972687][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    8.972820][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.972959][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.973091][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.973229][  T185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.973364][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    8.973497][  T185]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    8.973633][  T185]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    8.973765][  T185]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    8.973906][  T185]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.974040][  T185]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    8.974178][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.974313][  T185]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.974447][  T185]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    8.974581][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    8.974717][  T185]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    8.974855][  T185]  ? copy_msghdr_from_user (net/socket.c:2635)
[    8.975087][  T185]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    8.975257][  T185]  ? move_addr_to_kernel (net/socket.c:258)
[    8.975390][  T185]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.975522][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.975743][  T185]  ___sys_sendmsg (net/socket.c:2752)
[    8.975879][  T185]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    8.976046][  T185]  ? copy_msghdr_from_user (net/socket.c:2603)
[    8.976279][  T185]  __sys_sendmsg (net/socket.c:2784)
[    8.976420][  T185]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    8.976613][  T185]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    8.976874][  T185]  ? 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)
[    8.977224][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.977427][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.977582][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.977717][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.977949][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.978120][  T185] RIP: 0033:0x7f99c8c3c08e
[    8.978261][  T185] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.978947][  T185] RSP: 002b:00007ffcf75f5680 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.979155][  T185] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f99c8c3c08e
[    8.979443][  T185] RDX: 0000000000000000 RSI: 00007ffcf75f5730 RDI: 0000000000000005
[    8.979683][  T185] RBP: 00007ffcf75f5690 R08: 0000000000000000 R09: 0000000000000000
[    8.979892][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0f5
[    8.980092][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcf75f5e00
| [    9.117176][  T189] ------------[ cut here ]------------
| [    9.117393][  T189] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/189
| [    9.117675][  T189] Modules linked in:
| [    9.118173][  T189] Tainted: [W]=WARN
[    9.118323][  T189] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.118536][  T189] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.118758][  T189] 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
[    9.119304][  T189] RSP: 0018:ffa0000000947ab0 EFLAGS: 00010286
[    9.119519][  T189] RAX: 00000000ffffffa6 RBX: ff1100000b32ae40 RCX: 1ff4000000128f1c
[    9.119766][  T189] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b32aef8
[    9.120021][  T189] RBP: ff11000008eb4000 R08: 1fe22000016655e0 R09: ff1100000cb62e80
[    9.120274][  T189] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.120516][  T189] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008eb4000
[    9.120761][  T189] FS:  00007f6f44503840(0000) GS:ff110000a7643000(0000) knlGS:0000000000000000
[    9.121060][  T189] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.121281][  T189] CR2: 00007f6f4470a430 CR3: 000000000ed65002 CR4: 0000000000771ef0
[    9.121530][  T189] PKRU: 55555554
[    9.121677][  T189] Call Trace:
[    9.121826][  T189]  <TASK>
[    9.121956][  T189]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.122146][  T189]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.122328][  T189]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.122476][  T189]  register_netdevice (net/core/dev.c:11488)
[    9.122660][  T189]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.122888][  T189]  register_netdev (net/core/dev.c:11552)
[    9.123068][  T189]  loopback_net_init (drivers/net/loopback.c:218)
[    9.123258][  T189]  ops_init (net/core/net_namespace.c:137)
[    9.123408][  T189]  setup_net (net/core/net_namespace.c:446)
[    9.123556][  T189]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.123736][  T189]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.123928][  T189]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.124116][  T189]  copy_net_ns (net/core/net_namespace.c:579)
[    9.124298][  T189]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.124479][  T189]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.124658][  T189]  ksys_unshare (kernel/fork.c:3243)
[    9.124840][  T189]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.125033][  T189]  ? __ia32_sys_open (fs/open.c:1374)
[    9.125230][  T189]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.125409][  T189]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.125589][  T189]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.125768][  T189]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.125960][  T189]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.126150][  T189]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.126364][  T189] RIP: 0033:0x7f6f447c5bcb
[    9.126551][  T189] 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
[    9.127075][  T189] RSP: 002b:00007ffeee77dd08 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.127329][  T189] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f6f447c5bcb
[    9.127574][  T189] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.127814][  T189] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.128064][  T189] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeee77ff30
[    9.128311][  T189] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeee7806db
| [    9.152945][  T190] ------------[ cut here ]------------
| [    9.153113][  T190] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/190
| [    9.153347][  T190] Modules linked in:
| [    9.153723][  T190] Tainted: [W]=WARN
[    9.153823][  T190] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.154002][  T190] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.154179][  T190] 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
[    9.154650][  T190] RSP: 0018:ffa0000000957030 EFLAGS: 00010286
[    9.154818][  T190] RAX: 00000000ffffffa6 RBX: ff1100000b32b8c0 RCX: 1ff400000012adcc
[    9.155022][  T190] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b32b978
[    9.155227][  T190] RBP: ff11000008eb4000 R08: 1fe2200001665730 R09: ff1100000cb60b58
[    9.155426][  T190] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[    9.155623][  T190] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008eb4cd1
[    9.155822][  T190] FS:  00007f7bd7485840(0000) GS:ff110000a76c3000(0000) knlGS:0000000000000000
[    9.156126][  T190] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.156372][  T190] CR2: 000000001ba3b988 CR3: 000000000c5e7004 CR4: 0000000000771ef0
[    9.156672][  T190] PKRU: 55555554
[    9.156830][  T190] Call Trace:
[    9.156998][  T190]  <TASK>
[    9.157108][  T190]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.157311][  T190]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.157425][  T190]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.157560][  T190]  __dev_notify_flags (net/core/dev.c:9787)
[    9.157695][  T190]  ? netif_change_name (net/core/dev.c:1495)
[    9.157829][  T190]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.157973][  T190]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.158113][  T190]  ? 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))
[    9.158248][  T190]  netif_change_flags (net/core/dev.c:9820)
[    9.158381][  T190]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.158517][  T190]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.158651][  T190]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.158818][  T190]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.158957][  T190]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.159089][  T190]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.159229][  T190]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.159363][  T190]  ? __kernel_text_address (kernel/extable.c:79)
[    9.159496][  T190]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.159631][  T190]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.159763][  T190]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.159903][  T190]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.160036][  T190]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.160174][  T190]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.160309][  T190]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.160442][  T190]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.160574][  T190]  ? __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)
[    9.160708][  T190]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.160842][  T190]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.160983][  T190]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.161121][  T190]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.161259][  T190]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.161393][  T190]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.161525][  T190]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.161656][  T190]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.161789][  T190]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.161924][  T190]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.162059][  T190]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.162198][  T190]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.162330][  T190]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.162466][  T190]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.162600][  T190]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.162735][  T190]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.162872][  T190]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.163005][  T190]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.163143][  T190]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.163278][  T190]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.163409][  T190]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.163542][  T190]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.163676][  T190]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.163812][  T190]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.163954][  T190]  ? 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))
[    9.164086][  T190]  ? 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))
[    9.164226][  T190]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.164360][  T190]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.164492][  T190]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.164625][  T190]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.164760][  T190]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.164897][  T190]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.165032][  T190]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.165172][  T190]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.165305][  T190]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.165469][  T190]  ? move_addr_to_kernel (net/socket.c:258)
[    9.165602][  T190]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.165737][  T190]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.165876][  T190]  ___sys_sendmsg (net/socket.c:2752)
[    9.166009][  T190]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.166181][  T190]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.166326][  T190]  __sys_sendmsg (net/socket.c:2784)
[    9.166458][  T190]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.166590][  T190]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.166758][  T190]  ? 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)
[    9.166895][  T190]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.167029][  T190]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.167167][  T190]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.167299][  T190]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.167433][  T190]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.167597][  T190] RIP: 0033:0x7f7bd76bf08e
[    9.167737][  T190] 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
[    9.168217][  T190] RSP: 002b:00007ffdb9e20170 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.168416][  T190] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7bd76bf08e
[    9.168612][  T190] RDX: 0000000000000000 RSI: 00007ffdb9e20220 RDI: 0000000000000005
[    9.168808][  T190] RBP: 00007ffdb9e20180 R08: 0000000000000000 R09: 0000000000000000
[    9.169012][  T190] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0f5
[    9.169211][  T190] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdb9e208f0
| [    9.301294][  T194] ------------[ cut here ]------------
| [    9.301514][  T194] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/194
| [    9.301803][  T194] Modules linked in:
| [    9.302362][  T194] Tainted: [W]=WARN
[    9.302509][  T194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.302724][  T194] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.302960][  T194] 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
[    9.303489][  T194] RSP: 0018:ffa0000000997ab0 EFLAGS: 00010286
[    9.303706][  T194] RAX: 00000000ffffffa6 RBX: ff1100000c7b4c80 RCX: 1ff4000000132f1c
[    9.303962][  T194] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c7b4d38
[    9.304224][  T194] RBP: ff11000009f79000 R08: 1fe22000018f69a8 R09: ff1100000cc15180
[    9.304470][  T194] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.304712][  T194] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009f79000
[    9.304972][  T194] FS:  00007f57536fe840(0000) GS:ff110000a7643000(0000) knlGS:0000000000000000
[    9.305267][  T194] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.305480][  T194] CR2: 00007f57538ffc20 CR3: 0000000009c0a005 CR4: 0000000000771ef0
[    9.305728][  T194] PKRU: 55555554
[    9.305886][  T194] Call Trace:
[    9.306032][  T194]  <TASK>
[    9.306157][  T194]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.306341][  T194]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.306569][  T194]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.306774][  T194]  register_netdevice (net/core/dev.c:11488)
[    9.307042][  T194]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.307352][  T194]  register_netdev (net/core/dev.c:11552)
[    9.307603][  T194]  loopback_net_init (drivers/net/loopback.c:218)
[    9.307808][  T194]  ops_init (net/core/net_namespace.c:137)
[    9.307971][  T194]  setup_net (net/core/net_namespace.c:446)
[    9.308126][  T194]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.308309][  T194]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.308490][  T194]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.308672][  T194]  copy_net_ns (net/core/net_namespace.c:579)
[    9.308865][  T194]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.309048][  T194]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.309236][  T194]  ksys_unshare (kernel/fork.c:3243)
[    9.309419][  T194]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.309601][  T194]  ? __ia32_sys_open (fs/open.c:1374)
[    9.309785][  T194]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.309976][  T194]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.310163][  T194]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.310341][  T194]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.310521][  T194]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.310700][  T194]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.310925][  T194] RIP: 0033:0x7f57539c0bcb
[    9.311118][  T194] 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
[    9.311628][  T194] RSP: 002b:00007ffef4d63608 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.311885][  T194] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f57539c0bcb
[    9.312135][  T194] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.312378][  T194] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.312621][  T194] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffef4d65830
[    9.312879][  T194] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffef4d676db
| [    9.338759][  T195] ------------[ cut here ]------------
| [    9.339254][  T195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/195
| [    9.339503][  T195] Modules linked in:
| [    9.339895][  T195] Tainted: [W]=WARN
[    9.339998][  T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.340173][  T195] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.340351][  T195] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 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
[    9.340826][  T195] RSP: 0018:ffa00000009a7030 EFLAGS: 00010286
[    9.341002][  T195] RAX: 00000000ffffffa6 RBX: ff1100000c7b5a80 RCX: 1ff4000000134dcc
[    9.341207][  T195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c7b5b38
[    9.341406][  T195] RBP: ff11000009f79000 R08: 1fe22000018f6b68 R09: ff1100000cc12e58
[    9.341605][  T195] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[    9.341805][  T195] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009f79cd1
[    9.342010][  T195] FS:  00007f7c0b6b0840(0000) GS:ff110000a76c3000(0000) knlGS:0000000000000000
[    9.342247][  T195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.342415][  T195] CR2: 00007f7c0b9801a0 CR3: 000000000c9e7003 CR4: 0000000000771ef0
[    9.342618][  T195] PKRU: 55555554
[    9.342719][  T195] Call Trace:
[    9.342818][  T195]  <TASK>
[    9.342894][  T195]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.343031][  T195]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.343136][  T195]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.343271][  T195]  __dev_notify_flags (net/core/dev.c:9787)
[    9.343408][  T195]  ? netif_change_name (net/core/dev.c:1495)
[    9.343543][  T195]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.343676][  T195]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.343810][  T195]  ? 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))
[    9.343952][  T195]  netif_change_flags (net/core/dev.c:9820)
[    9.344087][  T195]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.344226][  T195]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.344361][  T195]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.344529][  T195]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.344664][  T195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.344797][  T195]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.344934][  T195]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.345069][  T195]  ? __kernel_text_address (kernel/extable.c:79)
[    9.345217][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.345352][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.345485][  T195]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.345619][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.345752][  T195]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.345890][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.346022][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.346161][  T195]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.346297][  T195]  ? __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)
[    9.346432][  T195]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.346565][  T195]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.346700][  T195]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.346836][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.346976][  T195]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.347113][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.347245][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.347377][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.347511][  T195]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.347644][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.347779][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.347916][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.348049][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.348187][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.348321][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.348455][  T195]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.348589][  T195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.348722][  T195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.348860][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.349000][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.349141][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.349278][  T195]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.349412][  T195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.349555][  T195]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.349694][  T195]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.349826][  T195]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.349963][  T195]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.350103][  T195]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.350238][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.350373][  T195]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.350511][  T195]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.350649][  T195]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.350787][  T195]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.350925][  T195]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.351058][  T195]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.351228][  T195]  ? move_addr_to_kernel (net/socket.c:258)
[    9.351361][  T195]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.351492][  T195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.351628][  T195]  ___sys_sendmsg (net/socket.c:2752)
[    9.351759][  T195]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.351927][  T195]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.352071][  T195]  __sys_sendmsg (net/socket.c:2784)
[    9.352208][  T195]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.352340][  T195]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.352508][  T195]  ? 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)
[    9.352642][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.352775][  T195]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.352914][  T195]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.353047][  T195]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.353186][  T195]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.353353][  T195] RIP: 0033:0x7f7c0b8ea08e
[    9.353494][  T195] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.353975][  T195] RSP: 002b:00007fff840bc480 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.354179][  T195] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7c0b8ea08e
[    9.354379][  T195] RDX: 0000000000000000 RSI: 00007fff840bc530 RDI: 0000000000000005
[    9.354578][  T195] RBP: 00007fff840bc490 R08: 0000000000000000 R09: 0000000000000000
[    9.354777][  T195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0f5
[    9.354980][  T195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff840bcc00
| [    9.477985][  T199] ------------[ cut here ]------------
| [    9.478214][  T199] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/199
| [    9.478502][  T199] Modules linked in:
| [    9.479608][  T199] Tainted: [W]=WARN
[    9.479882][  T199] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.480161][  T199] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.480382][  T199] 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
[    9.480913][  T199] RSP: 0018:ffa00000009e7ab0 EFLAGS: 00010286
[    9.481143][  T199] RAX: 00000000ffffffa6 RBX: ff11000002677e00 RCX: 1ff400000013cf1c
[    9.481389][  T199] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000002677eb8
[    9.481631][  T199] RBP: ff110000087e1000 R08: 1fe22000004cefd8 R09: ff11000009e10b80
[    9.481888][  T199] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.482138][  T199] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000087e1000
[    9.482384][  T199] FS:  00007fafc56f6840(0000) GS:ff110000a7643000(0000) knlGS:0000000000000000
[    9.482661][  T199] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.482888][  T199] CR2: 00007fafc5a6f493 CR3: 000000000e225001 CR4: 0000000000771ef0
[    9.483139][  T199] PKRU: 55555554
[    9.483287][  T199] Call Trace:
[    9.483432][  T199]  <TASK>
[    9.483547][  T199]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.483727][  T199]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.483918][  T199]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.484068][  T199]  register_netdevice (net/core/dev.c:11488)
[    9.484257][  T199]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.484472][  T199]  register_netdev (net/core/dev.c:11552)
[    9.484651][  T199]  loopback_net_init (drivers/net/loopback.c:218)
[    9.484830][  T199]  ops_init (net/core/net_namespace.c:137)
[    9.484992][  T199]  setup_net (net/core/net_namespace.c:446)
[    9.485146][  T199]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.485326][  T199]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.485507][  T199]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.485688][  T199]  copy_net_ns (net/core/net_namespace.c:579)
[    9.485880][  T199]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.486060][  T199]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.486245][  T199]  ksys_unshare (kernel/fork.c:3243)
[    9.486427][  T199]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.486606][  T199]  ? __ia32_sys_open (fs/open.c:1374)
[    9.486792][  T199]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.486983][  T199]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.487171][  T199]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.487348][  T199]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.487528][  T199]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.487708][  T199]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.487929][  T199] RIP: 0033:0x7fafc59b8bcb
[    9.488121][  T199] 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
[    9.488640][  T199] RSP: 002b:00007ffd2e33e858 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.488897][  T199] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fafc59b8bcb
[    9.489146][  T199] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.489389][  T199] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.489630][  T199] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd2e340a80
[    9.489885][  T199] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd2e3416db
| [    9.533769][  T200] ------------[ cut here ]------------
| [    9.534015][  T200] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/200
| [    9.534382][  T200] Modules linked in:
| [    9.534962][  T200] Tainted: [W]=WARN
[    9.535119][  T200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.535374][  T200] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.535644][  T200] 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
[    9.536394][  T200] RSP: 0018:ffa00000009f7030 EFLAGS: 00010286
[    9.536652][  T200] RAX: 00000000ffffffa6 RBX: ff11000009396740 RCX: 1ff400000013edcc
[    9.536964][  T200] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000093967f8
[    9.537272][  T200] RBP: ff110000087e1000 R08: 1fe2200001272d00 R09: ff1100000cedae58
[    9.537583][  T200] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[    9.537901][  T200] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000087e1cd1
[    9.538213][  T200] FS:  00007f97d30d7840(0000) GS:ff110000a75c3000(0000) knlGS:0000000000000000
[    9.538580][  T200] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.538837][  T200] CR2: 00000000214a1988 CR3: 000000000ce1f005 CR4: 0000000000771ef0
[    9.539164][  T200] PKRU: 55555554
[    9.539316][  T200] Call Trace:
[    9.539470][  T200]  <TASK>
[    9.539576][  T200]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.539784][  T200]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.539949][  T200]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.540159][  T200]  __dev_notify_flags (net/core/dev.c:9787)
[    9.540367][  T200]  ? netif_change_name (net/core/dev.c:1495)
[    9.540570][  T200]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.540781][  T200]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.540995][  T200]  ? 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))
[    9.541207][  T200]  netif_change_flags (net/core/dev.c:9820)
[    9.541412][  T200]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.541617][  T200]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.541821][  T200]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.542092][  T200]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.542301][  T200]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.542503][  T200]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.542706][  T200]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.543027][  T200]  ? __kernel_text_address (kernel/extable.c:79)
[    9.543330][  T200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.543542][  T200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.543751][  T200]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.544085][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.544295][  T200]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.544496][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.544697][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.545149][  T200]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.545356][  T200]  ? __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)
[    9.545559][  T200]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.545771][  T200]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.545986][  T200]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.546199][  T200]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.546408][  T200]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.546617][  T200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.546820][  T200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.547033][  T200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.547243][  T200]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.547452][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.547659][  T200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.547870][  T200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.548074][  T200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.548284][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.548494][  T200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.548700][  T200]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.548921][  T200]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.549131][  T200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.549335][  T200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.549545][  T200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.549747][  T200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.549959][  T200]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.550167][  T200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.550376][  T200]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.550596][  T200]  ? 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))
[    9.550800][  T200]  ? 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))
[    9.551017][  T200]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.551227][  T200]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.551432][  T200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.551639][  T200]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.551852][  T200]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.552062][  T200]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.552282][  T200]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.552489][  T200]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.552693][  T200]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.552952][  T200]  ? move_addr_to_kernel (net/socket.c:258)
[    9.553162][  T200]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.553367][  T200]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.553574][  T200]  ___sys_sendmsg (net/socket.c:2752)
[    9.553781][  T200]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.554043][  T200]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.554275][  T200]  __sys_sendmsg (net/socket.c:2784)
[    9.554481][  T200]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.554685][  T200]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.554952][  T200]  ? 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)
[    9.555161][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.555372][  T200]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.555576][  T200]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.555780][  T200]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.555992][  T200]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.556251][  T200] RIP: 0033:0x7f97d331108e
[    9.556465][  T200] 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
[    9.557228][  T200] RSP: 002b:00007fff4b2e3a30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.557536][  T200] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f97d331108e
[    9.557839][  T200] RDX: 0000000000000000 RSI: 00007fff4b2e3ae0 RDI: 0000000000000005
[    9.558157][  T200] RBP: 00007fff4b2e3a40 R08: 0000000000000000 R09: 0000000000000000
[    9.558457][  T200] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0f6
[    9.558755][  T200] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4b2e41b0
| [    9.804978][  T207] ------------[ cut here ]------------
| [    9.805196][  T207] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/207
| [    9.805437][  T207] Modules linked in:
| [    9.805837][  T207] Tainted: [W]=WARN
[    9.805986][  T207] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.806161][  T207] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.806336][  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
[    9.806815][  T207] RSP: 0018:ffa0000000a56e30 EFLAGS: 00010286
[    9.806992][  T207] RAX: 00000000ffffffa6 RBX: ff110000090e8900 RCX: 1ff400000014ad8c
[    9.807195][  T207] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090e89b8
[    9.807393][  T207] RBP: ff1100000c729000 R08: 1fe220000121d138 R09: ff1100000c450b80
[    9.807590][  T207] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.807789][  T207] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000905aa88
[    9.808003][  T207] FS:  00007f1460200840(0000) GS:ff110000a7543000(0000) knlGS:0000000000000000
[    9.808240][  T207] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.808407][  T207] CR2: 000000000042ebe0 CR3: 000000000e304006 CR4: 0000000000771ef0
[    9.808605][  T207] PKRU: 55555554
[    9.808704][  T207] Call Trace:
[    9.808804][  T207]  <TASK>
[    9.808959][  T207]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.809096][  T207]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.809235][  T207]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.809370][  T207]  __dev_notify_flags (net/core/dev.c:9787)
[    9.809554][  T207]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.809718][  T207]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[    9.809985][  T207]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[    9.810210][  T207]  ? netif_change_name (net/core/dev.c:1495)
[    9.810420][  T207]  ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[    9.810672][  T207]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.810958][  T207]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.811165][  T207]  veth_newlink (drivers/net/veth.c:1871)
[    9.811301][  T207]  ? veth_poll_controller (drivers/net/veth.c:1470)
[    9.811434][  T207]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.811568][  T207]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.811703][  T207]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.811934][  T207]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.812068][  T207]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.812207][  T207]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.812339][  T207]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.812473][  T207]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.812605][  T207]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.812741][  T207]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.812900][  T207]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.813034][  T207]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.813195][  T207]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.813333][  T207]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.813466][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.813598][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.813731][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.813870][  T207]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.814000][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.814175][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.814308][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.814438][  T207]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.814569][  T207]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.814700][  T207]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.814833][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.814972][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.815109][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.815241][  T207]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.815373][  T207]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.815504][  T207]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.815639][  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))
[    9.815770][  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))
[    9.815912][  T207]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.816045][  T207]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.816180][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.816314][  T207]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.816447][  T207]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.816580][  T207]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.816714][  T207]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.816852][  T207]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.816986][  T207]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.817155][  T207]  ? move_addr_to_kernel (net/socket.c:258)
[    9.817292][  T207]  ___sys_sendmsg (net/socket.c:2752)
[    9.817424][  T207]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.817561][  T207]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.817733][  T207]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.817875][  T207]  __sys_sendmsg (net/socket.c:2784)
[    9.818008][  T207]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.818149][  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)
[    9.818282][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.818418][  T207]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.818550][  T207]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.818681][  T207]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.818814][  T207]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.818987][  T207] RIP: 0033:0x7f146043a08e
[    9.819134][  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
[    9.819608][  T207] RSP: 002b:00007ffddf1a98e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.819812][  T207] RAX: ffffffffffffffda RBX: 00007ffddf1aa088 RCX: 00007f146043a08e
[    9.820017][  T207] RDX: 0000000000000000 RSI: 00007ffddf1a9990 RDI: 0000000000000005
[    9.820223][  T207] RBP: 00007ffddf1a98f0 R08: 0000000000000000 R09: 0000000000000000
[    9.820423][  T207] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0f6
[    9.820623][  T207] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffddf1aa050
| [    9.838375][  T207] ------------[ cut here ]------------
| [    9.838524][  T207] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/207
| [    9.838756][  T207] Modules linked in:
| [    9.839182][  T207] Tainted: [W]=WARN
[    9.839284][  T207] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.839450][  T207] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.839625][  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
[    9.840116][  T207] RSP: 0018:ffa0000000a571b0 EFLAGS: 00010286
[    9.840285][  T207] RAX: 00000000ffffffa6 RBX: ff1100000e18cc80 RCX: 1ff400000014adfc
[    9.840483][  T207] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000e18cd38
[    9.840683][  T207] RBP: ff1100000cc74000 R08: 1fe2200001c319a8 R09: ff1100000c450b80
[    9.840885][  T207] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.841083][  T207] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.841296][  T207] FS:  00007f1460200840(0000) GS:ff110000a7543000(0000) knlGS:0000000000000000
[    9.841530][  T207] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.841699][  T207] CR2: 000000000042ebe0 CR3: 000000000e304006 CR4: 0000000000771ef0
[    9.841906][  T207] PKRU: 55555554
[    9.842007][  T207] Call Trace:
[    9.842113][  T207]  <TASK>
[    9.842184][  T207]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.842323][  T207]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.842425][  T207]  __dev_notify_flags (net/core/dev.c:9787)
[    9.842561][  T207]  ? netif_change_name (net/core/dev.c:1495)
[    9.842695][  T207]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.842828][  T207]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.842969][  T207]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.843109][  T207]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.843245][  T207]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.843378][  T207]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.843515][  T207]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.843655][  T207]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.843791][  T207]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.843928][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.844062][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.844202][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.844334][  T207]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.844466][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.844604][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.844739][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.844877][  T207]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.845010][  T207]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.845148][  T207]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.845282][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.845418][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.845552][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.845687][  T207]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.845821][  T207]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.845959][  T207]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.846097][  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))
[    9.846235][  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))
[    9.846369][  T207]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.846505][  T207]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.846641][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.846775][  T207]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.846917][  T207]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.847051][  T207]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.847193][  T207]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.847367][  T207]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.847543][  T207]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.847709][  T207]  ? move_addr_to_kernel (net/socket.c:258)
[    9.847854][  T207]  ___sys_sendmsg (net/socket.c:2752)
[    9.847987][  T207]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.848128][  T207]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.848299][  T207]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.848435][  T207]  __sys_sendmsg (net/socket.c:2784)
[    9.848568][  T207]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.848704][  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)
[    9.848837][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.848976][  T207]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.849113][  T207]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.849248][  T207]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.849381][  T207]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.849546][  T207] RIP: 0033:0x7f146043a08e
[    9.849686][  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
[    9.850171][  T207] RSP: 002b:00007ffddf1a98e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.850370][  T207] RAX: ffffffffffffffda RBX: 00007ffddf1aa088 RCX: 00007f146043a08e
[    9.850568][  T207] RDX: 0000000000000000 RSI: 00007ffddf1a9990 RDI: 0000000000000005
[    9.850768][  T207] RBP: 00007ffddf1a98f0 R08: 0000000000000000 R09: 0000000000000000
[    9.850973][  T207] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0f6
[    9.851176][  T207] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffddf1aa050
| [    9.887488][  T208] ------------[ cut here ]------------
| [    9.887688][  T208] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/208
| [    9.888200][  T208] Modules linked in:
| [    9.888692][  T208] Tainted: [W]=WARN
[    9.888843][  T208] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.889069][  T208] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.889306][  T208] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 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
[    9.889834][  T208] RSP: 0018:ffa0000000a66e30 EFLAGS: 00010286
[    9.890063][  T208] RAX: 00000000ffffffa6 RBX: ff110000090e9540 RCX: 1ff400000014cd8c
[    9.890316][  T208] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090e95f8
[    9.890559][  T208] RBP: ff11000009f34000 R08: 1fe220000121d2c0 R09: ff110000096cd180
[    9.890799][  T208] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.891055][  T208] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b15d908
[    9.891306][  T208] FS:  00007fd51fbc7840(0000) GS:ff110000a7643000(0000) knlGS:0000000000000000
[    9.891584][  T208] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.891795][  T208] CR2: 000000000042ebe0 CR3: 000000000cddf002 CR4: 0000000000771ef0
[    9.892051][  T208] PKRU: 55555554
[    9.892201][  T208] Call Trace:
[    9.892345][  T208]  <TASK>
[    9.892459][  T208]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.892643][  T208]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.892805][  T208]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.893134][  T208]  __dev_notify_flags (net/core/dev.c:9787)
[    9.893398][  T208]  ? netif_change_name (net/core/dev.c:1495)
[    9.893656][  T208]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.893938][  T208]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.894128][  T208]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.894316][  T208]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.894495][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.894697][  T208]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.894890][  T208]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.895067][  T208]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.895259][  T208]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.895437][  T208]  veth_newlink (drivers/net/veth.c:1871)
[    9.895620][  T208]  ? veth_poll_controller (drivers/net/veth.c:1470)
[    9.895808][  T208]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.895998][  T208]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.896192][  T208]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.896408][  T208]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.896585][  T208]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.896764][  T208]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.896956][  T208]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.897145][  T208]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.897324][  T208]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.897505][  T208]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.897681][  T208]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.897873][  T208]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.898075][  T208]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.898296][  T208]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.898482][  T208]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.898660][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.898839][  T208]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.899030][  T208]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.899244][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.899432][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.899609][  T208]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.899788][  T208]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.899979][  T208]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.900167][  T208]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.900344][  T208]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.900523][  T208]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.900700][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.900892][  T208]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.901069][  T208]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.901257][  T208]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.901438][  T208]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.901614][  T208]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.901793][  T208]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.901985][  T208]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.902169][  T208]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.902351][  T208]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.902531][  T208]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.902710][  T208]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.902899][  T208]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.903077][  T208]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.903262][  T208]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.903470][  T208]  ? move_addr_to_kernel (net/socket.c:258)
[    9.903707][  T208]  ___sys_sendmsg (net/socket.c:2752)
[    9.903981][  T208]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.904182][  T208]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.904400][  T208]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.904580][  T208]  __sys_sendmsg (net/socket.c:2784)
[    9.904763][  T208]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.904996][  T208]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[    9.905204][  T208]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.905431][  T208]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.905663][  T208]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.905843][  T208]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.906033][  T208]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.906289][  T208] RIP: 0033:0x7fd51fe0108e
[    9.906531][  T208] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.907084][  T208] RSP: 002b:00007ffe4ac627c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.907409][  T208] RAX: ffffffffffffffda RBX: 00007ffe4ac62f68 RCX: 00007fd51fe0108e
[    9.907649][  T208] RDX: 0000000000000000 RSI: 00007ffe4ac62870 RDI: 0000000000000005
[    9.907930][  T208] RBP: 00007ffe4ac627d0 R08: 0000000000000000 R09: 0000000000000000
[    9.908257][  T208] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0f6
[    9.908498][  T208] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4ac62f30
| [    9.917863][  T208] ------------[ cut here ]------------
| [    9.918050][  T208] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/208
| [    9.918343][  T208] Modules linked in:
| [    9.918799][  T208] Tainted: [W]=WARN
[    9.919088][  T208] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.919306][  T208] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.919521][  T208] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 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
[    9.920024][  T208] RSP: 0018:ffa0000000a671b0 EFLAGS: 00010286
[    9.920264][  T208] RAX: 00000000ffffffa6 RBX: ff11000005ccbc40 RCX: 1ff400000014cdfc
[    9.920530][  T208] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005ccbcf8
[    9.920763][  T208] RBP: ff1100000972c000 R08: 1fe2200000b997a0 R09: ff110000096cd180
[    9.921008][  T208] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.921255][  T208] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.921490][  T208] FS:  00007fd51fbc7840(0000) GS:ff110000a7643000(0000) knlGS:0000000000000000
[    9.921758][  T208] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.921973][  T208] CR2: 000000000042ebe0 CR3: 000000000cddf002 CR4: 0000000000771ef0
[    9.922236][  T208] PKRU: 55555554
[    9.922385][  T208] Call Trace:
[    9.922557][  T208]  <TASK>
[    9.922668][  T208]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.922843][  T208]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.923000][  T208]  __dev_notify_flags (net/core/dev.c:9787)
[    9.923212][  T208]  ? netif_change_name (net/core/dev.c:1495)
[    9.923389][  T208]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.923562][  T208]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.923740][  T208]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.923925][  T208]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.924107][  T208]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.924278][  T208]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.924451][  T208]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.924629][  T208]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.924806][  T208]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.924993][  T208]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.925174][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.925348][  T208]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.925518][  T208]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.925689][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.925878][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.926051][  T208]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.926235][  T208]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.926425][  T208]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.926607][  T208]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.926779][  T208]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.926969][  T208]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.927147][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.927323][  T208]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.927495][  T208]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.927667][  T208]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.927862][  T208]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.928057][  T208]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.928240][  T208]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.928414][  T208]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.928592][  T208]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.928783][  T208]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.929003][  T208]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.929193][  T208]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.929373][  T208]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.929556][  T208]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.929766][  T208]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.929981][  T208]  ? move_addr_to_kernel (net/socket.c:258)
[    9.930167][  T208]  ___sys_sendmsg (net/socket.c:2752)
[    9.930356][  T208]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.930549][  T208]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.930773][  T208]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.930962][  T208]  __sys_sendmsg (net/socket.c:2784)
[    9.931141][  T208]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.931318][  T208]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[    9.931489][  T208]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.931663][  T208]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.931833][  T208]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.932020][  T208]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.932201][  T208]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.932403][  T208] RIP: 0033:0x7fd51fe0108e
[    9.932582][  T208] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.933089][  T208] RSP: 002b:00007ffe4ac627c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.933335][  T208] RAX: ffffffffffffffda RBX: 00007ffe4ac62f68 RCX: 00007fd51fe0108e
[    9.933568][  T208] RDX: 0000000000000000 RSI: 00007ffe4ac62870 RDI: 0000000000000005
[    9.933799][  T208] RBP: 00007ffe4ac627d0 R08: 0000000000000000 R09: 0000000000000000
[    9.934043][  T208] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0f6
[    9.934287][  T208] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4ac62f30
| [    9.966249][  T209] ------------[ cut here ]------------
| [    9.966420][  T209] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/209
| [    9.966645][  T209] Modules linked in:
| [    9.967019][  T209] Tainted: [W]=WARN
[    9.967122][  T209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.967282][  T209] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.967459][  T209] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 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
[    9.967916][  T209] RSP: 0018:ffa0000000846e30 EFLAGS: 00010286
[    9.968078][  T209] RAX: 00000000ffffffa6 RBX: ff110000092e58c0 RCX: 1ff4000000108d8c
[    9.968317][  T209] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000092e5978
[    9.968508][  T209] RBP: ff1100000ee94000 R08: 1fe220000125cb30 R09: ff110000096c8b80
[    9.968697][  T209] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.968892][  T209] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ed0fc08
[    9.969083][  T209] FS:  00007f26b1bc5840(0000) GS:ff110000a7543000(0000) knlGS:0000000000000000
[    9.969321][  T209] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.969481][  T209] CR2: 000000000042ebe0 CR3: 000000000e2ea003 CR4: 0000000000771ef0
[    9.969673][  T209] PKRU: 55555554
[    9.969768][  T209] Call Trace:
[    9.969923][  T209]  <TASK>
[    9.969989][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.970126][  T209]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.970257][  T209]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.970354][  T209]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[    9.970485][  T209]  __dev_notify_flags (net/core/dev.c:9787)
[    9.970612][  T209]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[    9.970762][  T209]  ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324)
[    9.970943][  T209]  ? netif_change_name (net/core/dev.c:1495)
[    9.971071][  T209]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.971202][  T209]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.971329][  T209]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.971454][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.971582][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.971736][  T209]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.971951][  T209]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.972168][  T209]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.972297][  T209]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.972425][  T209]  veth_newlink (drivers/net/veth.c:1871)
[    9.972556][  T209]  ? veth_poll_controller (drivers/net/veth.c:1470)
[    9.972683][  T209]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.972811][  T209]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.973024][  T209]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.973174][  T209]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.973378][  T209]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.973506][  T209]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.973635][  T209]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.973764][  T209]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.973965][  T209]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.974095][  T209]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.974309][  T209]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.974440][  T209]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.974575][  T209]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.974707][  T209]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.974835][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.974975][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.975111][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.975240][  T209]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.975368][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.975501][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.975638][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.975767][  T209]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.975903][  T209]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.976033][  T209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.976169][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.976300][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.976431][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.976563][  T209]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.976693][  T209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.976822][  T209]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.976975][  T209]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.977110][  T209]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.977245][  T209]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.977377][  T209]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.977505][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.977636][  T209]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.977766][  T209]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.977900][  T209]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.978031][  T209]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.978167][  T209]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.978297][  T209]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.978457][  T209]  ? move_addr_to_kernel (net/socket.c:258)
[    9.978592][  T209]  ___sys_sendmsg (net/socket.c:2752)
[    9.980478][  T209]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.980628][  T209]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.980794][  T209]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.980932][  T209]  __sys_sendmsg (net/socket.c:2784)
[    9.981061][  T209]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.981199][  T209]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[    9.981326][  T209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.981454][  T209]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.981582][  T209]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.981709][  T209]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.981862][  T209]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.982232][  T209] RIP: 0033:0x7f26b1dff08e
[    9.982365][  T209] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.982822][  T209] RSP: 002b:00007ffc095c2e30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.983029][  T209] RAX: ffffffffffffffda RBX: 00007ffc095c35d8 RCX: 00007f26b1dff08e
[    9.983224][  T209] RDX: 0000000000000000 RSI: 00007ffc095c2ee0 RDI: 0000000000000005
[    9.983414][  T209] RBP: 00007ffc095c2e40 R08: 0000000000000000 R09: 0000000000000000
[    9.983612][  T209] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0f6
[    9.983802][  T209] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc095c35a0
| [   10.010501][  T209] ------------[ cut here ]------------
| [   10.010673][  T209] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/209
| [   10.010895][  T209] Modules linked in:
| [   10.011289][  T209] Tainted: [W]=WARN
[   10.011384][  T209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.011545][  T209] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.011709][  T209] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 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
[   10.012183][  T209] RSP: 0018:ffa00000008471b0 EFLAGS: 00010286
[   10.012371][  T209] RAX: 00000000ffffffa6 RBX: ff1100000b32a900 RCX: 1ff4000000108dfc
[   10.012639][  T209] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b32a9b8
[   10.012828][  T209] RBP: ff1100000ee91000 R08: 1fe2200001665538 R09: ff110000096c8b80
[   10.013022][  T209] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   10.013219][  T209] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.013411][  T209] FS:  00007f26b1bc5840(0000) GS:ff110000a75c3000(0000) knlGS:0000000000000000
[   10.013631][  T209] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.013792][  T209] CR2: 00000000214a1988 CR3: 000000000e2ea004 CR4: 0000000000771ef0
[   10.013985][  T209] PKRU: 55555554
[   10.014078][  T209] Call Trace:
[   10.014178][  T209]  <TASK>
[   10.014244][  T209]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.014374][  T209]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.014478][  T209]  __dev_notify_flags (net/core/dev.c:9787)
[   10.014605][  T209]  ? netif_change_name (net/core/dev.c:1495)
[   10.014738][  T209]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.014869][  T209]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.014995][  T209]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.015132][  T209]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.015258][  T209]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.015382][  T209]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.015506][  T209]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.015639][  T209]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.015768][  T209]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.015900][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.016028][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.016160][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.016286][  T209]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.016413][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.016544][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.016673][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.016799][  T209]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.016932][  T209]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.017058][  T209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.017187][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.017314][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.017438][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.017565][  T209]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.017691][  T209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.017817][  T209]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.017950][  T209]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.018075][  T209]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.018205][  T209]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.018335][  T209]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.018461][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.018589][  T209]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.018718][  T209]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.018844][  T209]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.018977][  T209]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.019108][  T209]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.019233][  T209]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.019390][  T209]  ? move_addr_to_kernel (net/socket.c:258)
[   10.019520][  T209]  ___sys_sendmsg (net/socket.c:2752)
[   10.019645][  T209]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.019774][  T209]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.019938][  T209]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   10.020065][  T209]  __sys_sendmsg (net/socket.c:2784)
[   10.020196][  T209]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.020327][  T209]  ? 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)
[   10.020451][  T209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.020577][  T209]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.020702][  T209]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.020825][  T209]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.020953][  T209]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.021116][  T209] RIP: 0033:0x7f26b1dff08e
[   10.021251][  T209] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.021698][  T209] RSP: 002b:00007ffc095c2e30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.021891][  T209] RAX: ffffffffffffffda RBX: 00007ffc095c35d8 RCX: 00007f26b1dff08e
[   10.022080][  T209] RDX: 0000000000000000 RSI: 00007ffc095c2ee0 RDI: 0000000000000005
[   10.022272][  T209] RBP: 00007ffc095c2e40 R08: 0000000000000000 R09: 0000000000000000
[   10.022457][  T209] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0f6
[   10.022644][  T209] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc095c35a0
| [   10.124120][  T212] ------------[ cut here ]------------
| [   10.124347][  T212] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/212
| [   10.124617][  T212] Modules linked in:
| [   10.125686][  T212] Tainted: [W]=WARN
[   10.125968][  T212] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.126211][  T212] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.126419][  T212] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 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
[   10.126919][  T212] RSP: 0018:ffa0000000a77030 EFLAGS: 00010286
[   10.127128][  T212] RAX: 00000000ffffffa6 RBX: ff1100000c7b8900 RCX: 1ff400000014edcc
[   10.127370][  T212] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c7b89b8
[   10.127602][  T212] RBP: ff1100000cc74000 R08: 1fe22000018f7138 R09: ff1100000931d158
[   10.127833][  T212] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   10.128075][  T212] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cc74cd1
[   10.128315][  T212] FS:  00007f1b44a6f840(0000) GS:ff110000a7643000(0000) knlGS:0000000000000000
[   10.128582][  T212] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.128784][  T212] CR2: 000000003930f988 CR3: 000000000edb6003 CR4: 0000000000771ef0
[   10.129033][  T212] PKRU: 55555554
[   10.129192][  T212] Call Trace:
[   10.129338][  T212]  <TASK>
[   10.129448][  T212]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.129622][  T212]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.129765][  T212]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.129974][  T212]  __dev_notify_flags (net/core/dev.c:9787)
[   10.130161][  T212]  ? netif_change_name (net/core/dev.c:1495)
[   10.130332][  T212]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.130504][  T212]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.130721][  T212]  ? 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))
[   10.130919][  T212]  netif_change_flags (net/core/dev.c:9820)
[   10.131094][  T212]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.131274][  T212]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.131444][  T212]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.131647][  T212]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.131818][  T212]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.132001][  T212]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.132177][  T212]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.132351][  T212]  ? __kernel_text_address (kernel/extable.c:79)
[   10.132523][  T212]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.132695][  T212]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.132878][  T212]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.133053][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.133231][  T212]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.133402][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.133571][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.133755][  T212]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.133938][  T212]  ? __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)
[   10.134116][  T212]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.134302][  T212]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.134475][  T212]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.134647][  T212]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.134871][  T212]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.135053][  T212]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.135233][  T212]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.135404][  T212]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.135572][  T212]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.135740][  T212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.135930][  T212]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.136098][  T212]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.136278][  T212]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.136446][  T212]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.136621][  T212]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.136792][  T212]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.136976][  T212]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.137158][  T212]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.137335][  T212]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.137509][  T212]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.137681][  T212]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.137864][  T212]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.138034][  T212]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.138209][  T212]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.138382][  T212]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.138552][  T212]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.138727][  T212]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.138913][  T212]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.139112][  T212]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.139291][  T212]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.139462][  T212]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.139634][  T212]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.139809][  T212]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.140013][  T212]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.140193][  T212]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.140393][  T212]  ? move_addr_to_kernel (net/socket.c:258)
[   10.140563][  T212]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.140734][  T212]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.140944][  T212]  ___sys_sendmsg (net/socket.c:2752)
[   10.141125][  T212]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.141328][  T212]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.141509][  T212]  __sys_sendmsg (net/socket.c:2784)
[   10.141678][  T212]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.141857][  T212]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.142061][  T212]  ? 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)
[   10.142249][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.142425][  T212]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.142594][  T212]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.142763][  T212]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.142946][  T212]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.143187][  T212] RIP: 0033:0x7f1b44ca908e
[   10.143369][  T212] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.143869][  T212] RSP: 002b:00007ffd9c6922a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.144108][  T212] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f1b44ca908e
[   10.144337][  T212] RDX: 0000000000000000 RSI: 00007ffd9c692350 RDI: 0000000000000005
[   10.144566][  T212] RBP: 00007ffd9c6922b0 R08: 0000000000000000 R09: 0000000000000000
[   10.144798][  T212] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0f6
[   10.145040][  T212] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd9c692a20
| [   10.278234][  T217] ------------[ cut here ]------------
| [   10.278420][  T217] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/217
| [   10.278656][  T217] Modules linked in:
| [   10.279281][  T217] Tainted: [W]=WARN
[   10.279381][  T217] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.279569][  T217] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.279746][  T217] 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
[   10.280239][  T217] RSP: 0018:ffa0000000ac7030 EFLAGS: 00010286
[   10.280419][  T217] RAX: 00000000ffffffa6 RBX: ff11000002677700 RCX: 1ff4000000158dcc
[   10.280637][  T217] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000026777b8
[   10.280834][  T217] RBP: ff1100000c729000 R08: 1fe22000004ceef8 R09: ff1100000a49ae58
[   10.281029][  T217] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   10.281221][  T217] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c729cd1
[   10.281412][  T217] FS:  00007f68f4a8a840(0000) GS:ff110000a7543000(0000) knlGS:0000000000000000
[   10.281689][  T217] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.281925][  T217] CR2: 000000001fe77988 CR3: 000000000ce7f003 CR4: 0000000000771ef0
[   10.282120][  T217] PKRU: 55555554
[   10.282216][  T217] Call Trace:
[   10.282312][  T217]  <TASK>
[   10.282379][  T217]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.282557][  T217]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.282684][  T217]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.282821][  T217]  __dev_notify_flags (net/core/dev.c:9787)
[   10.283046][  T217]  ? netif_change_name (net/core/dev.c:1495)
[   10.283182][  T217]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.283309][  T217]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.283437][  T217]  ? 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))
[   10.283570][  T217]  netif_change_flags (net/core/dev.c:9820)
[   10.283712][  T217]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.283842][  T217]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.284138][  T217]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.284300][  T217]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.284427][  T217]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.284552][  T217]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.284677][  T217]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.284830][  T217]  ? __kernel_text_address (kernel/extable.c:79)
[   10.285043][  T217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.285182][  T217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.285337][  T217]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.285466][  T217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.285593][  T217]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.285719][  T217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.285931][  T217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.286082][  T217]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.286216][  T217]  ? __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)
[   10.286343][  T217]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.286468][  T217]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.286598][  T217]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.286729][  T217]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.286916][  T217]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.287046][  T217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.287177][  T217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.287304][  T217]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.287429][  T217]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.287557][  T217]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.287691][  T217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.287818][  T217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.288023][  T217]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.288162][  T217]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.288289][  T217]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.288418][  T217]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.288546][  T217]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.288676][  T217]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.288802][  T217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.288984][  T217]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.289118][  T217]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.289246][  T217]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.289372][  T217]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.289499][  T217]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.289650][  T217]  ? 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))
[   10.289789][  T217]  ? 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))
[   10.289974][  T217]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.290105][  T217]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.290235][  T217]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.290362][  T217]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.290492][  T217]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.290625][  T217]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.290755][  T217]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.290914][  T217]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.291040][  T217]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.291200][  T217]  ? move_addr_to_kernel (net/socket.c:258)
[   10.291333][  T217]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.291482][  T217]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.291639][  T217]  ___sys_sendmsg (net/socket.c:2752)
[   10.291766][  T217]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.291931][  T217]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.292069][  T217]  __sys_sendmsg (net/socket.c:2784)
[   10.292204][  T217]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.292350][  T217]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.292520][  T217]  ? 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)
[   10.292652][  T217]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.292800][  T217]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.292958][  T217]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.293084][  T217]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.293216][  T217]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.293385][  T217] RIP: 0033:0x7f68f4cc408e
[   10.293539][  T217] 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
[   10.294035][  T217] RSP: 002b:00007fff09f57020 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.294235][  T217] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f68f4cc408e
[   10.294435][  T217] RDX: 0000000000000000 RSI: 00007fff09f570d0 RDI: 0000000000000005
[   10.294628][  T217] RBP: 00007fff09f57030 R08: 0000000000000000 R09: 0000000000000000
[   10.294819][  T217] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0f6
[   10.295020][  T217] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff09f577a0
| [   10.298937][   T46] ------------[ cut here ]------------
| [   10.299165][   T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/46
| [   10.299417][   T46] Modules linked in:
| [   10.299885][   T46] Tainted: [W]=WARN
[   10.299976][   T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.300131][   T46] Workqueue: events_unbound linkwatch_event
[   10.300297][   T46] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.300452][   T46] 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
[   10.300919][   T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286
[   10.301095][   T46] RAX: 00000000ffffffa6 RBX: ff11000008eaa200 RCX: 1ff4000000065f02
[   10.301279][   T46] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008eaa2b8
[   10.301455][   T46] RBP: ff1100000cc74000 R08: 1fe22000011d5458 R09: ff11000002408ba8
[   10.301631][   T46] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   10.301841][   T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.302036][   T46] FS:  0000000000000000(0000) GS:ff110000a76c3000(0000) knlGS:0000000000000000
[   10.302252][   T46] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.302413][   T46] CR2: 000055c977c1dd5c CR3: 000000000e2e5003 CR4: 0000000000771ef0
[   10.302591][   T46] PKRU: 55555554
[   10.302702][   T46] Call Trace:
[   10.302836][   T46]  <TASK>
[   10.302905][   T46]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.303025][   T46]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.303148][   T46]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.303238][   T46]  netif_state_change (net/core/dev.c:1605)
[   10.303357][   T46]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.303505][   T46]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.303623][   T46]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.303742][   T46]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.303885][   T46]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.304001][   T46]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   10.304124][   T46]  process_one_work (kernel/workqueue.c:3314)
[   10.304247][   T46]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.304363][   T46]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.304485][   T46]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.304604][   T46]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.304741][   T46]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   10.304892][   T46]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.305013][   T46]  kthread (kernel/kthread.c:436)
[   10.305106][   T46]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.305251][   T46]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.305388][   T46]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.305508][   T46]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.305655][   T46]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.305772][   T46]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.305915][   T46]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   10.385290][  T220] ------------[ cut here ]------------
| [   10.385510][  T220] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/220
| [   10.385794][  T220] Modules linked in:
| [   10.386281][  T220] Tainted: [W]=WARN
[   10.386469][  T220] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.386772][  T220] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.387098][  T220] 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
[   10.387652][  T220] RSP: 0018:ffa0000000af7030 EFLAGS: 00010286
[   10.387880][  T220] RAX: 00000000ffffffa6 RBX: ff11000009396e40 RCX: 1ff400000015edcc
[   10.388130][  T220] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009396ef8
[   10.388371][  T220] RBP: ff1100000972c000 R08: 1fe2200001272de0 R09: ff1100000cb1ae58
[   10.388611][  T220] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   10.388863][  T220] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000972ccd1
[   10.389115][  T220] FS:  00007f676a707840(0000) GS:ff110000a7643000(0000) knlGS:0000000000000000
[   10.389392][  T220] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.389602][  T220] CR2: 0000000030e08988 CR3: 000000000ccff001 CR4: 0000000000771ef0
[   10.389915][  T220] PKRU: 55555554
[   10.390063][  T220] Call Trace:
[   10.390227][  T220]  <TASK>
[   10.390343][  T220]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.390523][  T220]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.390670][  T220]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.390862][  T220]  __dev_notify_flags (net/core/dev.c:9787)
[   10.391041][  T220]  ? netif_change_name (net/core/dev.c:1495)
[   10.391231][  T220]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.391409][  T220]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.391587][  T220]  ? 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))
[   10.391767][  T220]  netif_change_flags (net/core/dev.c:9820)
[   10.391961][  T220]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.392150][  T220]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.392329][  T220]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.392541][  T220]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.392719][  T220]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.392914][  T220]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.393091][  T220]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.393277][  T220]  ? __kernel_text_address (kernel/extable.c:79)
[   10.393458][  T220]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.393644][  T220]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.393822][  T220]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.394013][  T220]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.394200][  T220]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.394378][  T220]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.394556][  T220]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.394734][  T220]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.394925][  T220]  ? __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)
[   10.395115][  T220]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.395295][  T220]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.395474][  T220]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.395656][  T220]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.395836][  T220]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.396029][  T220]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.396212][  T220]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.396392][  T220]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.396571][  T220]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.396750][  T220]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.396946][  T220]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.397131][  T220]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.397311][  T220]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.397490][  T220]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.397670][  T220]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.397865][  T220]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.398044][  T220]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.398231][  T220]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.398409][  T220]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.398590][  T220]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.398766][  T220]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.398959][  T220]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.399146][  T220]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.399331][  T220]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.399515][  T220]  ? 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))
[   10.399692][  T220]  ? 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))
[   10.399882][  T220]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.400059][  T220]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.400245][  T220]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.400424][  T220]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.400606][  T220]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.400787][  T220]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.400981][  T220]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.401169][  T220]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.401346][  T220]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.401552][  T220]  ? move_addr_to_kernel (net/socket.c:258)
[   10.401730][  T220]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.401923][  T220]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.402113][  T220]  ___sys_sendmsg (net/socket.c:2752)
[   10.402289][  T220]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.402499][  T220]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.402688][  T220]  __sys_sendmsg (net/socket.c:2784)
[   10.402877][  T220]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.403053][  T220]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.403278][  T220]  ? 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)
[   10.403459][  T220]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.403636][  T220]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.403814][  T220]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.404002][  T220]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.404189][  T220]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.404399][  T220] RIP: 0033:0x7f676a94108e
[   10.404583][  T220] 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
[   10.405118][  T220] RSP: 002b:00007fff4a9d9f50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.405363][  T220] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f676a94108e
[   10.405604][  T220] RDX: 0000000000000000 RSI: 00007fff4a9da000 RDI: 0000000000000005
[   10.405860][  T220] RBP: 00007fff4a9d9f60 R08: 0000000000000000 R09: 0000000000000000
[   10.406107][  T220] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0f6
[   10.406349][  T220] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff4a9da6d0
| [   10.629063][  T227] ------------[ cut here ]------------
| [   10.629248][  T227] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/227
| [   10.629491][  T227] Modules linked in:
| [   10.630032][  T227] Tainted: [W]=WARN
[   10.630143][  T227] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.630312][  T227] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.630489][  T227] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 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
[   10.630979][  T227] RSP: 0018:ffa0000000a57030 EFLAGS: 00010286
[   10.631154][  T227] RAX: 00000000ffffffa6 RBX: ff1100000e2fe200 RCX: 1ff400000014adcc
[   10.631355][  T227] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000e2fe2b8
[   10.631563][  T227] RBP: ff11000009f34000 R08: 1fe2200001c5fc58 R09: ff1100000cb65158
[   10.631764][  T227] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   10.632053][  T227] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009f34cd1
[   10.632336][  T227] FS:  00007f3b8f407840(0000) GS:ff110000a75c3000(0000) knlGS:0000000000000000
[   10.632576][  T227] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.632747][  T227] CR2: 0000000000511988 CR3: 0000000004df1002 CR4: 0000000000771ef0
[   10.633041][  T227] PKRU: 55555554
[   10.633150][  T227] Call Trace:
[   10.633252][  T227]  <TASK>
[   10.633322][  T227]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.633461][  T227]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.633566][  T227]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.633703][  T227]  __dev_notify_flags (net/core/dev.c:9787)
[   10.633840][  T227]  ? netif_change_name (net/core/dev.c:1495)
[   10.634040][  T227]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.634181][  T227]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.634316][  T227]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   10.634453][  T227]  netif_change_flags (net/core/dev.c:9820)
[   10.634588][  T227]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.634726][  T227]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.634933][  T227]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.635113][  T227]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.635253][  T227]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.635387][  T227]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.635520][  T227]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.635658][  T227]  ? __kernel_text_address (kernel/extable.c:79)
[   10.635795][  T227]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.635998][  T227]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.636140][  T227]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.636275][  T227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.636408][  T227]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.636542][  T227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.636676][  T227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.636813][  T227]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.637024][  T227]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   10.637168][  T227]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.637302][  T227]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.637440][  T227]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.637578][  T227]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.637716][  T227]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.637888][  T227]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.638025][  T227]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.638164][  T227]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.638298][  T227]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.638433][  T227]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.638571][  T227]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.638706][  T227]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.638842][  T227]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.638981][  T227]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.639121][  T227]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.639253][  T227]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.639387][  T227]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.639521][  T227]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.639655][  T227]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.639791][  T227]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.639927][  T227]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.640062][  T227]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.640201][  T227]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.640335][  T227]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.640472][  T227]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.640607][  T227]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.640741][  T227]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.640883][  T227]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.641017][  T227]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.641157][  T227]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.641292][  T227]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.641428][  T227]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.641566][  T227]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.641704][  T227]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.641841][  T227]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.642014][  T227]  ? move_addr_to_kernel (net/socket.c:258)
[   10.642153][  T227]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.642288][  T227]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.642424][  T227]  ___sys_sendmsg (net/socket.c:2752)
[   10.642558][  T227]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.642728][  T227]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.642877][  T227]  __sys_sendmsg (net/socket.c:2784)
[   10.643013][  T227]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.643150][  T227]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.643321][  T227]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.643459][  T227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.643595][  T227]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.643728][  T227]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.643866][  T227]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.644006][  T227]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.644177][  T227] RIP: 0033:0x7f3b8f64108e
[   10.644320][  T227] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.644916][  T227] RSP: 002b:00007ffecb5439d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.645223][  T227] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3b8f64108e
[   10.645517][  T227] RDX: 0000000000000000 RSI: 00007ffecb543a80 RDI: 0000000000000005
[   10.645785][  T227] RBP: 00007ffecb5439e0 R08: 0000000000000000 R09: 0000000000000000
[   10.645996][  T227] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0f7
[   10.646209][  T227] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffecb544150
| [   10.648840][   T68] ------------[ cut here ]------------
| [   10.649027][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/68
| [   10.649327][   T68] Modules linked in:
| [   10.649945][   T68] Tainted: [W]=WARN
[   10.650085][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.650293][   T68] Workqueue: events_unbound linkwatch_event
[   10.650501][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.650716][   T68] 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
[   10.651238][   T68] RSP: 0018:ffa00000004979e0 EFLAGS: 00010286
[   10.651437][   T68] RAX: 00000000ffffffa6 RBX: ff1100000e18d380 RCX: 1ff4000000092f02
[   10.651667][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000e18d438
[   10.651918][   T68] RBP: ff11000009f34000 R08: 1fe2200001c31a88 R09: ff11000008d6aea8
[   10.652150][   T68] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   10.652380][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.652612][   T68] FS:  0000000000000000(0000) GS:ff110000a7643000(0000) knlGS:0000000000000000
[   10.652890][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.653091][   T68] CR2: 00007f0a7708e574 CR3: 000000001c75d004 CR4: 0000000000771ef0
[   10.653330][   T68] PKRU: 55555554
[   10.653469][   T68] Call Trace:
[   10.653608][   T68]  <TASK>
[   10.653718][   T68]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.653900][   T68]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.654075][   T68]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.654228][   T68]  netif_state_change (net/core/dev.c:1605)
[   10.654401][   T68]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.654602][   T68]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.654772][   T68]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.654960][   T68]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.655141][   T68]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.655314][   T68]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   10.655488][   T68]  process_one_work (kernel/workqueue.c:3314)
[   10.655663][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.655835][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.656026][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.656209][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.656379][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   10.656552][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.656725][   T68]  kthread (kernel/kthread.c:436)
[   10.656876][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.657077][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.657257][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.657431][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.657631][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.657802][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.657988][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   10.660422][   T68] ------------[ cut here ]------------
| [   10.660566][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/68
| [   10.660818][   T68] Modules linked in:
| [   10.661208][   T68] Tainted: [W]=WARN
[   10.661302][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.661455][   T68] Workqueue: events_unbound linkwatch_event
[   10.661618][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.661779][   T68] 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
[   10.662230][   T68] RSP: 0018:ffa00000004979e0 EFLAGS: 00010286
[   10.662384][   T68] RAX: 00000000ffffffa6 RBX: ff110000090e9700 RCX: 1ff4000000092f02
[   10.662576][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000090e97b8
[   10.662759][   T68] RBP: ff1100000972c000 R08: 1fe220000121d2f8 R09: ff11000008d6aea8
[   10.662962][   T68] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   10.663154][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.663339][   T68] FS:  0000000000000000(0000) GS:ff110000a7543000(0000) knlGS:0000000000000000
[   10.663555][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.663709][   T68] CR2: 000055c977c1dd5c CR3: 000000000e2e5004 CR4: 0000000000771ef0
[   10.663900][   T68] PKRU: 55555554
[   10.663992][   T68] Call Trace:
[   10.664087][   T68]  <TASK>
[   10.664158][   T68]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.664284][   T68]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.664417][   T68]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.664512][   T68]  netif_state_change (net/core/dev.c:1605)
[   10.664638][   T68]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.664793][   T68]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.664921][   T68]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.665047][   T68]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.665179][   T68]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.665305][   T68]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   10.665432][   T68]  process_one_work (kernel/workqueue.c:3314)
[   10.665560][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.665684][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.665812][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.665947][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.666070][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   10.666197][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.666319][   T68]  kthread (kernel/kthread.c:436)
[   10.666412][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.666566][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.666689][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.666844][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.667081][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.667226][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.667350][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   10.761303][  T230] ------------[ cut here ]------------
| [   10.761480][  T230] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/230
| [   10.761722][  T230] Modules linked in:
| [   10.762118][  T230] Tainted: [W]=WARN
[   10.762222][  T230] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.762387][  T230] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.762564][  T230] 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
[   10.763041][  T230] RSP: 0018:ffa0000000b47030 EFLAGS: 00010286
[   10.763215][  T230] RAX: 00000000ffffffa6 RBX: ff110000092e58c0 RCX: 1ff4000000168dcc
[   10.763414][  T230] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000092e5978
[   10.763612][  T230] RBP: ff1100000ee91000 R08: 1fe220000125cb30 R09: ff1100000cc12e58
[   10.763810][  T230] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   10.764011][  T230] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ee91cd1
[   10.764213][  T230] FS:  00007f159c027840(0000) GS:ff110000a7543000(0000) knlGS:0000000000000000
[   10.764448][  T230] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.764618][  T230] CR2: 000000000aea0988 CR3: 0000000004cbf002 CR4: 0000000000771ef0
[   10.764816][  T230] PKRU: 55555554
[   10.764920][  T230] Call Trace:
[   10.765020][  T230]  <TASK>
[   10.765089][  T230]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.765235][  T230]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.765338][  T230]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.765473][  T230]  __dev_notify_flags (net/core/dev.c:9787)
[   10.765609][  T230]  ? netif_change_name (net/core/dev.c:1495)
[   10.765742][  T230]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.765885][  T230]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.766021][  T230]  ? 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))
[   10.766161][  T230]  netif_change_flags (net/core/dev.c:9820)
[   10.766296][  T230]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.766432][  T230]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.766566][  T230]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.766732][  T230]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.767280][  T230]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.767418][  T230]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.767556][  T230]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.767692][  T230]  ? __kernel_text_address (kernel/extable.c:79)
[   10.767824][  T230]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.768041][  T230]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.768177][  T230]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.768311][  T230]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.768449][  T230]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.768583][  T230]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.768716][  T230]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.768923][  T230]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.769055][  T230]  ? __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)
[   10.769190][  T230]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.769321][  T230]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.769453][  T230]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.769590][  T230]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.769724][  T230]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.769909][  T230]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.770039][  T230]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.770176][  T230]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.770309][  T230]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.770440][  T230]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.770576][  T230]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.770707][  T230]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.770839][  T230]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.770976][  T230]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.771113][  T230]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.771247][  T230]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.771380][  T230]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.771513][  T230]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.771644][  T230]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.771778][  T230]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.771915][  T230]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.772049][  T230]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.772186][  T230]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.772320][  T230]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.772455][  T230]  ? 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))
[   10.772588][  T230]  ? 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))
[   10.772723][  T230]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.772862][  T230]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.772997][  T230]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.773134][  T230]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.773267][  T230]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.773402][  T230]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.773537][  T230]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.773670][  T230]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.773802][  T230]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.773972][  T230]  ? move_addr_to_kernel (net/socket.c:258)
[   10.774109][  T230]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.774242][  T230]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.774375][  T230]  ___sys_sendmsg (net/socket.c:2752)
[   10.774506][  T230]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.774670][  T230]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.774815][  T230]  __sys_sendmsg (net/socket.c:2784)
[   10.774957][  T230]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.775090][  T230]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.775261][  T230]  ? 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)
[   10.775393][  T230]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.775526][  T230]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.775657][  T230]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.775789][  T230]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.775926][  T230]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.776095][  T230] RIP: 0033:0x7f159c26108e
[   10.776241][  T230] 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
[   10.776708][  T230] RSP: 002b:00007fffef72f830 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.776918][  T230] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f159c26108e
[   10.777119][  T230] RDX: 0000000000000000 RSI: 00007fffef72f8e0 RDI: 0000000000000005
[   10.777316][  T230] RBP: 00007fffef72f840 R08: 0000000000000000 R09: 0000000000000000
[   10.777512][  T230] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0f7
[   10.777712][  T230] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffef72ffb0
| [   10.859594][   T61] ------------[ cut here ]------------
| [   10.859813][   T61] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/61
| [   10.860242][   T61] Modules linked in:
| [   10.860709][   T61] Tainted: [W]=WARN
[   10.860860][   T61] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.861062][   T61] Workqueue: events_unbound linkwatch_event
[   10.861283][   T61] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.861488][   T61] 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
[   10.861997][   T61] RSP: 0018:ffa00000004279e0 EFLAGS: 00010286
[   10.862204][   T61] RAX: 00000000ffffffa6 RBX: ff110000049f51c0 RCX: 1ff4000000084f02
[   10.862431][   T61] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000049f5278
[   10.862661][   T61] RBP: ff1100000c729000 R08: 1fe220000093ea50 R09: ff110000059d0ba8
[   10.862907][   T61] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   10.863141][   T61] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.863379][   T61] FS:  0000000000000000(0000) GS:ff110000a7643000(0000) knlGS:0000000000000000
[   10.863640][   T61] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.863844][   T61] CR2: 00007fa302853574 CR3: 000000001c75d005 CR4: 0000000000771ef0
[   10.864085][   T61] PKRU: 55555554
[   10.864229][   T61] Call Trace:
[   10.864367][   T61]  <TASK>
[   10.864477][   T61]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.864650][   T61]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.864821][   T61]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.864979][   T61]  netif_state_change (net/core/dev.c:1605)
[   10.865158][   T61]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.865366][   T61]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.865536][   T61]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.865706][   T61]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.865894][   T61]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.866067][   T61]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   10.866279][   T61]  process_one_work (kernel/workqueue.c:3314)
[   10.866480][   T61]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.866649][   T61]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.866824][   T61]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.867014][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.867194][   T61]  kthread (kernel/kthread.c:436)
[   10.867337][   T61]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.867541][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.867712][   T61]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.867897][   T61]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.868098][   T61]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.868276][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.868446][   T61]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.025047][  T237] ------------[ cut here ]------------
| [   11.025266][  T237] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/237
| [   11.025546][  T237] Modules linked in:
| [   11.026334][  T237] Tainted: [W]=WARN
[   11.026477][  T237] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.026687][  T237] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.026925][  T237] 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
[   11.027442][  T237] RSP: 0018:ffa0000000ba7030 EFLAGS: 00010286
[   11.027654][  T237] RAX: 00000000ffffffa6 RBX: ff1100000b32be00 RCX: 1ff4000000174dcc
[   11.027905][  T237] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b32beb8
[   11.028148][  T237] RBP: ff1100000ee94000 R08: 1fe22000016657d8 R09: ff1100000c450b58
[   11.028387][  T237] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   11.028630][  T237] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ee94cd1
[   11.028886][  T237] FS:  00007f5e5b81b840(0000) GS:ff110000a7643000(0000) knlGS:0000000000000000
[   11.029168][  T237] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.029378][  T237] CR2: 000000003c33f988 CR3: 000000000cd26003 CR4: 0000000000771ef0
[   11.029619][  T237] PKRU: 55555554
[   11.029762][  T237] Call Trace:
[   11.029921][  T237]  <TASK>
[   11.030034][  T237]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.030226][  T237]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.030374][  T237]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.030552][  T237]  __dev_notify_flags (net/core/dev.c:9787)
[   11.030734][  T237]  ? netif_change_name (net/core/dev.c:1495)
[   11.030922][  T237]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.031109][  T237]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   11.031291][  T237]  ? 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))
[   11.031470][  T237]  netif_change_flags (net/core/dev.c:9820)
[   11.031646][  T237]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.031828][  T237]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.032017][  T237]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.032234][  T237]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.032413][  T237]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.032588][  T237]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.032764][  T237]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.032953][  T237]  ? __kernel_text_address (kernel/extable.c:79)
[   11.033140][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.033320][  T237]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.033498][  T237]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.033675][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.033865][  T237]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.034124][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.034302][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.034476][  T237]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.034655][  T237]  ? __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)
[   11.034833][  T237]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.035022][  T237]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.035208][  T237]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.035392][  T237]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.035574][  T237]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.035753][  T237]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.035943][  T237]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.036125][  T237]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.036304][  T237]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.036480][  T237]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.036660][  T237]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.036834][  T237]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.037023][  T237]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.037209][  T237]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.037388][  T237]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.037566][  T237]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.037743][  T237]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.037929][  T237]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.038111][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.038291][  T237]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.038468][  T237]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.038646][  T237]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.038824][  T237]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.039013][  T237]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.039203][  T237]  ? 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))
[   11.039381][  T237]  ? 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))
[   11.039561][  T237]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.039744][  T237]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.039931][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.040115][  T237]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.040296][  T237]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.040474][  T237]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.040654][  T237]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.040831][  T237]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.041022][  T237]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.041240][  T237]  ? move_addr_to_kernel (net/socket.c:258)
[   11.041419][  T237]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.041598][  T237]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.041777][  T237]  ___sys_sendmsg (net/socket.c:2752)
[   11.041961][  T237]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.042179][  T237]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.042371][  T237]  __sys_sendmsg (net/socket.c:2784)
[   11.042548][  T237]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.042723][  T237]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.042949][  T237]  ? 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)
[   11.043134][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.043317][  T237]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.043494][  T237]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.043672][  T237]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.043866][  T237]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.044075][  T237] RIP: 0033:0x7f5e5ba5508e
[   11.044270][  T237] 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
[   11.044780][  T237] RSP: 002b:00007ffc1809c630 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.045042][  T237] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5e5ba5508e
[   11.045291][  T237] RDX: 0000000000000000 RSI: 00007ffc1809c6e0 RDI: 0000000000000005
[   11.045532][  T237] RBP: 00007ffc1809c640 R08: 0000000000000000 R09: 0000000000000000
[   11.045774][  T237] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0f7
[   11.046027][  T237] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc1809cdb0
| [   11.049637][   T61] ------------[ cut here ]------------
| [   11.049903][   T61] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/61
| [   11.050283][   T61] Modules linked in:
| [   11.050865][   T61] Tainted: [W]=WARN
[   11.051012][   T61] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.051259][   T61] Workqueue: events_unbound linkwatch_event
[   11.051505][   T61] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.051753][   T61] 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
[   11.052464][   T61] RSP: 0018:ffa00000004279e0 EFLAGS: 00010286
[   11.052709][   T61] RAX: 00000000ffffffa6 RBX: ff1100000c7b5700 RCX: 1ff4000000084f02
[   11.053006][   T61] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c7b57b8
[   11.053293][   T61] RBP: ff1100000ee94000 R08: 1fe22000018f6af8 R09: ff110000059d0ba8
[   11.053574][   T61] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   11.053868][   T61] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.054163][   T61] FS:  0000000000000000(0000) GS:ff110000a76c3000(0000) knlGS:0000000000000000
[   11.054494][   T61] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.054743][   T61] CR2: 000055c977c1dd5c CR3: 000000000e2e5002 CR4: 0000000000771ef0
[   11.055035][   T61] PKRU: 55555554
[   11.055182][   T61] Call Trace:
[   11.055322][   T61]  <TASK>
[   11.055421][   T61]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.055613][   T61]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.055805][   T61]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.055962][   T61]  netif_state_change (net/core/dev.c:1605)
[   11.056162][   T61]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.056401][   T61]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   11.056594][   T61]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   11.056786][   T61]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.056993][   T61]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   11.057187][   T61]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   11.057378][   T61]  process_one_work (kernel/workqueue.c:3314)
[   11.057592][   T61]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.057784][   T61]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.057993][   T61]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.058198][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.058388][   T61]  kthread (kernel/kthread.c:436)
[   11.058531][   T61]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.058768][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.058966][   T61]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.059165][   T61]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.059403][   T61]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.059592][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.059778][   T61]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.062965][   T61] ------------[ cut here ]------------
| [   11.063225][   T61] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/61
| [   11.063593][   T61] Modules linked in:
| [   11.064185][   T61] Tainted: [W]=WARN
[   11.064331][   T61] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.064566][   T61] Workqueue: events_unbound linkwatch_event
[   11.064807][   T61] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.065079][   T61] 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
[   11.065758][   T61] RSP: 0018:ffa00000004279e0 EFLAGS: 00010286
[   11.066003][   T61] RAX: 00000000ffffffa6 RBX: ff1100000c7b4900 RCX: 1ff4000000084f02
[   11.066294][   T61] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c7b49b8
[   11.066577][   T61] RBP: ff1100000ee91000 R08: 1fe22000018f6938 R09: ff110000059d0ba8
[   11.066866][   T61] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   11.067151][   T61] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.067443][   T61] FS:  0000000000000000(0000) GS:ff110000a76c3000(0000) knlGS:0000000000000000
[   11.067781][   T61] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.068028][   T61] CR2: 000055c977c1dd5c CR3: 000000000e2e5002 CR4: 0000000000771ef0
[   11.068322][   T61] PKRU: 55555554
[   11.068463][   T61] Call Trace:
[   11.068605][   T61]  <TASK>
[   11.068706][   T61]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.068908][   T61]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.069100][   T61]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.069253][   T61]  netif_state_change (net/core/dev.c:1605)
[   11.069447][   T61]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.069688][   T61]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   11.069885][   T61]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   11.070077][   T61]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.070276][   T61]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   11.070468][   T61]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   11.070661][   T61]  process_one_work (kernel/workqueue.c:3314)
[   11.070866][   T61]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.071059][   T61]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.071262][   T61]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.071462][   T61]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.071653][   T61]  kthread (kernel/kthread.c:436)
[   11.071795][   T61]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.072038][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.072234][   T61]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.072428][   T61]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.072666][   T61]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.072860][   T61]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.073051][   T61]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.253149][  T241] ------------[ cut here ]------------
| [   11.253431][  T241] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ethtool/241
| [   11.253754][  T241] Modules linked in:
| [   11.254345][  T241] Tainted: [W]=WARN
[   11.254556][  T241] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.254775][  T241] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.255052][  T241] 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
[   11.255588][  T241] RSP: 0018:ffa00000005674e8 EFLAGS: 00010286
[   11.255805][  T241] RAX: 00000000ffffffa6 RBX: ff11000002676e40 RCX: 1ff40000000ace63
[   11.256062][  T241] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000002676ef8
[   11.256318][  T241] RBP: ff1100000ee94000 R08: 1fe22000004cede0 R09: ff11000009340b80
[   11.256565][  T241] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   11.256811][  T241] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[   11.257064][  T241] FS:  00007fc3a1193100(0000) GS:ff110000a7643000(0000) knlGS:0000000000000000
[   11.257370][  T241] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.257588][  T241] CR2: 00000000004d6034 CR3: 000000000cceb001 CR4: 0000000000771ef0
[   11.257834][  T241] PKRU: 55555554
[   11.257992][  T241] Call Trace:
[   11.258147][  T241]  <TASK>
[   11.258264][  T241]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.258446][  T241]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.258630][  T241]  notifier_call_chain (kernel/notifier.c:85)
[   11.258816][  T241]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   11.259008][  T241]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   11.259199][  T241]  ethnl_set_features (net/ethtool/features.c:288)
[   11.259382][  T241]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.259565][  T241]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   11.259750][  T241]  ? __nla_validate_parse (lib/nlattr.c:635)
[   11.259961][  T241]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   11.260186][  T241]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   11.260368][  T241]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   11.260583][  T241]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.260763][  T241]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   11.260956][  T241]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   11.261148][  T241]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   11.261336][  T241]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   11.261549][  T241]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.261762][  T241]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   11.261956][  T241]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.262148][  T241]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   11.262331][  T241]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.262511][  T241]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   11.262696][  T241]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.262896][  T241]  ? 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))
[   11.263078][  T241]  ? 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))
[   11.263271][  T241]  genl_rcv (net/netlink/genetlink.c:1218)
[   11.263420][  T241]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.263603][  T241]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.263784][  T241]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.263982][  T241]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.264176][  T241]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.264361][  T241]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.264546][  T241]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.264729][  T241]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   11.264926][  T241]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   11.265126][  T241]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   11.265307][  T241]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.265525][  T241]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.265707][  T241]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   11.265900][  T241]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.266081][  T241]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.266270][  T241]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.266453][  T241]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.266668][  T241] RIP: 0033:0x7fc3a120408e
[   11.266874][  T241] 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
[   11.267402][  T241] RSP: 002b:00007ffe191d04c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   11.267652][  T241] RAX: ffffffffffffffda RBX: 0000000026e46010 RCX: 00007fc3a120408e
[   11.267915][  T241] RDX: 00000000000000fc RSI: 0000000026e46120 RDI: 0000000000000005
[   11.268170][  T241] RBP: 00007ffe191d04d0 R08: 00007fc3a1392980 R09: 000000000000000c
[   11.268416][  T241] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000026e460b0
[   11.268662][  T241] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   11.542484][  T250] ------------[ cut here ]------------
| [   11.542668][  T250] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/250
| [   11.542916][  T250] Modules linked in:
| [   11.543303][  T250] Tainted: [W]=WARN
[   11.543407][  T250] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.543578][  T250] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.543753][  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
[   11.544241][  T250] RSP: 0018:ffa0000000c37ab0 EFLAGS: 00010286
[   11.544410][  T250] RAX: 00000000ffffffa6 RBX: ff11000002676900 RCX: 1ff4000000186f1c
[   11.544611][  T250] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000026769b8
[   11.544810][  T250] RBP: ff11000007f04000 R08: 1fe22000004ced38 R09: ff11000009fb5180
[   11.545014][  T250] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   11.545219][  T250] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007f04000
[   11.545421][  T250] FS:  00007ff9f1328840(0000) GS:ff110000a75c3000(0000) knlGS:0000000000000000
[   11.545659][  T250] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.545829][  T250] CR2: 00007ff9f15327d0 CR3: 000000000a541005 CR4: 0000000000771ef0
[   11.546036][  T250] PKRU: 55555554
[   11.546141][  T250] Call Trace:
[   11.546242][  T250]  <TASK>
[   11.546315][  T250]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.546456][  T250]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.546592][  T250]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.546695][  T250]  register_netdevice (net/core/dev.c:11488)
[   11.546831][  T250]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   11.547004][  T250]  register_netdev (net/core/dev.c:11552)
[   11.547142][  T250]  loopback_net_init (drivers/net/loopback.c:218)
[   11.547277][  T250]  ops_init (net/core/net_namespace.c:137)
[   11.547379][  T250]  setup_net (net/core/net_namespace.c:446)
[   11.547479][  T250]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   11.547611][  T250]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   11.547745][  T250]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   11.547888][  T250]  copy_net_ns (net/core/net_namespace.c:579)
[   11.548022][  T250]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.548163][  T250]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.548297][  T250]  ksys_unshare (kernel/fork.c:3243)
[   11.548431][  T250]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   11.548563][  T250]  ? __ia32_sys_open (fs/open.c:1374)
[   11.548702][  T250]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.548833][  T250]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   11.548971][  T250]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.549102][  T250]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.549239][  T250]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.549373][  T250]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.549537][  T250] RIP: 0033:0x7ff9f15eabcb
[   11.549679][  T250] 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
[   11.550221][  T250] RSP: 002b:00007ffcc4dafb88 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   11.550422][  T250] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff9f15eabcb
[   11.550620][  T250] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.550818][  T250] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.551060][  T250] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffcc4db1db0
[   11.551267][  T250] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffcc4db26d3
| [   11.577938][  T251] ------------[ cut here ]------------
| [   11.578144][  T251] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/251
| [   11.578422][  T251] Modules linked in:
| [   11.579027][  T251] Tainted: [W]=WARN
[   11.579260][  T251] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.579544][  T251] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.579880][  T251] 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
[   11.580481][  T251] RSP: 0018:ffa0000000c47030 EFLAGS: 00010286
[   11.580747][  T251] RAX: 00000000ffffffa6 RBX: ff11000008eab700 RCX: 1ff4000000188dcc
[   11.581047][  T251] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008eab7b8
[   11.581349][  T251] RBP: ff11000007f04000 R08: 1fe22000011d56f8 R09: ff11000004d38b58
[   11.581641][  T251] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   11.581909][  T251] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007f04cd1
[   11.582154][  T251] FS:  00007f2155d47840(0000) GS:ff110000a7643000(0000) knlGS:0000000000000000
[   11.582431][  T251] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.582642][  T251] CR2: 00000000336e8988 CR3: 000000000b1d6003 CR4: 0000000000771ef0
[   11.582899][  T251] PKRU: 55555554
[   11.583044][  T251] Call Trace:
[   11.583198][  T251]  <TASK>
[   11.583313][  T251]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.583496][  T251]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.583644][  T251]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.583829][  T251]  __dev_notify_flags (net/core/dev.c:9787)
[   11.584023][  T251]  ? netif_change_name (net/core/dev.c:1495)
[   11.584209][  T251]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.584387][  T251]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   11.584565][  T251]  ? 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))
[   11.584748][  T251]  netif_change_flags (net/core/dev.c:9820)
[   11.584942][  T251]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.585131][  T251]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.585310][  T251]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.585521][  T251]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.585699][  T251]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.585891][  T251]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.586070][  T251]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.586259][  T251]  ? __kernel_text_address (kernel/extable.c:79)
[   11.586470][  T251]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.586657][  T251]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.586837][  T251]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.587030][  T251]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.587214][  T251]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.587392][  T251]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.587573][  T251]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.587754][  T251]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.587944][  T251]  ? __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)
[   11.588128][  T251]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.588307][  T251]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.588485][  T251]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.588665][  T251]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.588858][  T251]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.589037][  T251]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.589222][  T251]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.589401][  T251]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.589579][  T251]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.589756][  T251]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.589948][  T251]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.590129][  T251]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.590308][  T251]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.590488][  T251]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.590667][  T251]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.590857][  T251]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.591034][  T251]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.591215][  T251]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.591393][  T251]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.591575][  T251]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.591751][  T251]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.591948][  T251]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.592136][  T251]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.592317][  T251]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.592497][  T251]  ? 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))
[   11.592676][  T251]  ? 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))
[   11.592870][  T251]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.593049][  T251]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.593239][  T251]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.593419][  T251]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.593602][  T251]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.593780][  T251]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.593974][  T251]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.594164][  T251]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.594346][  T251]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.594557][  T251]  ? move_addr_to_kernel (net/socket.c:258)
[   11.594739][  T251]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.594930][  T251]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.595117][  T251]  ___sys_sendmsg (net/socket.c:2752)
[   11.595293][  T251]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.595505][  T251]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.595695][  T251]  __sys_sendmsg (net/socket.c:2784)
[   11.595887][  T251]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.596066][  T251]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.596285][  T251]  ? 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)
[   11.596462][  T251]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.596641][  T251]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.596819][  T251]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.597009][  T251]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.597197][  T251]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.597414][  T251] RIP: 0033:0x7f2155f8108e
[   11.597600][  T251] 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
[   11.598137][  T251] RSP: 002b:00007ffe8865bb20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.598382][  T251] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2155f8108e
[   11.598624][  T251] RDX: 0000000000000000 RSI: 00007ffe8865bbd0 RDI: 0000000000000005
[   11.598877][  T251] RBP: 00007ffe8865bb30 R08: 0000000000000000 R09: 0000000000000000
[   11.599123][  T251] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e0f8
[   11.599366][  T251] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe8865c2a0
| [   12.042425][   T12] ------------[ cut here ]------------
| [   12.042644][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   12.042960][   T12] Modules linked in:
| [   12.043443][   T12] Tainted: [W]=WARN
[   12.043541][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.043702][   T12] Workqueue: netns cleanup_net
[   12.043838][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.044019][   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
[   12.044484][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   12.044646][   T12] RAX: 00000000ffffffa6 RBX: ff11000009396c80 RCX: 1ff4000000018eaf
[   12.044838][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009396d38
[   12.045034][   T12] RBP: ff11000007f04000 R08: 1fe2200001272da8 R09: ff11000001b051d0
[   12.045228][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   12.045418][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   12.045609][   T12] FS:  0000000000000000(0000) GS:ff110000a75c3000(0000) knlGS:0000000000000000
[   12.045833][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.046002][   T12] CR2: 00007f7d003b3574 CR3: 000000001c75d002 CR4: 0000000000771ef0
[   12.046198][   T12] PKRU: 55555554
[   12.046294][   T12] Call Trace:
[   12.046391][   T12]  <TASK>
[   12.046458][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.046587][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.046685][   T12]  netif_close_many (net/core/dev.c:1804)
[   12.046813][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.046949][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.047075][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.047207][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   12.047334][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   12.047490][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   12.047620][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   12.047779][   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)
[   12.047963][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   12.048088][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   12.048219][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   12.048380][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   12.048512][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   12.048643][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   12.048769][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   12.048950][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   12.049097][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   12.049228][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   12.049358][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   12.049488][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   12.049613][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.049743][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   12.049876][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   12.050004][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   12.050138][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.050264][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.050393][   T12]  process_one_work (kernel/workqueue.c:3314)
[   12.050524][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   12.050652][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.050783][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   12.050919][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   12.051045][   T12]  kthread (kernel/kthread.c:436)
[   12.051147][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.051306][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.051432][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   12.051563][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   12.051722][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   12.051860][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.051992][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   12.064379][   T12] ------------[ cut here ]------------
| [   12.064529][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   12.064786][   T12] Modules linked in:
| [   12.065233][   T12] Tainted: [W]=WARN
[   12.065330][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.065488][   T12] Workqueue: netns cleanup_net
[   12.065620][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.065785][   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
[   12.066243][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   12.066401][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c7b9a80 RCX: 1ff4000000018ed5
[   12.066589][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c7b9b38
[   12.066780][   T12] RBP: ff11000007f04000 R08: 1fe22000018f7368 R09: ff11000001b051d0
[   12.066976][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   12.067167][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   12.067356][   T12] FS:  0000000000000000(0000) GS:ff110000a7543000(0000) knlGS:0000000000000000
[   12.067576][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.067736][   T12] CR2: 00007ffd57aeb618 CR3: 000000000e2e5003 CR4: 0000000000771ef0
[   12.067932][   T12] PKRU: 55555554
[   12.068028][   T12] Call Trace:
[   12.068122][   T12]  <TASK>
[   12.068188][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   12.068350][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   12.068505][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   12.068631][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   12.068757][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   12.068885][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   12.069012][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   12.069140][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   12.069262][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   12.069392][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   12.069517][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   12.069640][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.069767][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   12.069895][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   12.070019][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   12.070150][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.070274][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.070400][   T12]  process_one_work (kernel/workqueue.c:3314)
[   12.070526][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   12.070648][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.070776][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   12.070909][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   12.071032][   T12]  kthread (kernel/kthread.c:436)
[   12.071130][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.071285][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.071408][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   12.071537][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   12.071693][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   12.071818][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.071949][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.192014][   T12] ------------[ cut here ]------------
| [   99.192221][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   99.192478][   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
| [   99.193218][   T12] Tainted: [W]=WARN
[   99.193316][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.193480][   T12] Workqueue: netns cleanup_net
[   99.193613][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.193776][   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
[   99.194222][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   99.194387][   T12] RAX: 00000000ffffffa6 RBX: ff1100000e263c40 RCX: 1ff4000000018eaf
[   99.194581][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000e263cf8
[   99.194764][   T12] RBP: ff1100000cc74000 R08: 1fe2200001c4c7a0 R09: ff11000001b051d0
[   99.194954][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   99.195138][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c729000
[   99.195325][   T12] FS:  0000000000000000(0000) GS:ff110000a75c3000(0000) knlGS:0000000000000000
[   99.195640][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.195802][   T12] CR2: 000055c977c1dd5c CR3: 000000000e2e5001 CR4: 0000000000771ef0
[   99.196002][   T12] PKRU: 55555554
[   99.196106][   T12] Call Trace:
[   99.196212][   T12]  <TASK>
[   99.196339][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   99.196513][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   99.196611][   T12]  netif_close_many (net/core/dev.c:1804)
[   99.196736][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.196885][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.197011][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.197132][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   99.197253][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   99.197414][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   99.197537][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   99.197690][   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)
[   99.197811][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.198044][   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)
[   99.198172][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.198297][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   99.198507][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   99.198638][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   99.198763][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   99.198934][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   99.199063][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   99.199191][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.199315][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   99.199448][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   99.199574][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   99.200035][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.200163][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.200299][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.200430][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.200558][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.200686][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.200814][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.201007][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.201145][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.201272][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.201408][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.201539][   T12]  kthread (kernel/kthread.c:436)
[   99.201630][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.201791][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.201962][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.202087][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.202239][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.202359][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.202485][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.208837][   T12] ------------[ cut here ]------------
| [   99.209001][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   99.209255][   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
| [   99.209924][   T12] Tainted: [W]=WARN
[   99.210021][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.210176][   T12] Workqueue: netns cleanup_net
[   99.210307][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.210480][   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
[   99.210930][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   99.211092][   T12] RAX: 00000000ffffffa6 RBX: ff11000011094900 RCX: 1ff4000000018eaf
[   99.211284][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000110949b8
[   99.211478][   T12] RBP: ff1100000c729000 R08: 1fe2200002212938 R09: ff11000001b051d0
[   99.211665][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   99.211858][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008929000
[   99.212048][   T12] FS:  0000000000000000(0000) GS:ff110000a76c3000(0000) knlGS:0000000000000000
[   99.212273][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.212517][   T12] CR2: 00007f5e7ad5d2a0 CR3: 000000001c75d001 CR4: 0000000000771ef0
[   99.212710][   T12] PKRU: 55555554
[   99.212807][   T12] Call Trace:
[   99.212906][   T12]  <TASK>
[   99.212970][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   99.213109][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   99.213237][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   99.213332][   T12]  netif_close_many (net/core/dev.c:1804)
[   99.213463][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.213589][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.213712][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.213836][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   99.213968][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   99.214122][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   99.214250][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   99.214414][   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)
[   99.214542][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.214701][   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)
[   99.214827][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.214956][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   99.215112][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   99.215237][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   99.215361][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   99.215489][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   99.215614][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   99.215739][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.215873][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   99.215999][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   99.216123][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   99.216247][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.216375][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.216502][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.216626][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.216757][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.216888][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.217016][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.217146][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.217269][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.217402][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.217548][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.217672][   T12]  kthread (kernel/kthread.c:436)
[   99.217766][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.217923][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.218045][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.218171][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.218325][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.218453][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.218581][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.227517][   T12] ------------[ cut here ]------------
| [   99.227674][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   99.227943][   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
| [   99.228584][   T12] Tainted: [W]=WARN
[   99.228682][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.228838][   T12] Workqueue: netns cleanup_net
[   99.228980][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.229146][   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
[   99.229599][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   99.229754][   T12] RAX: 00000000ffffffa6 RBX: ff11000004b52200 RCX: 1ff4000000018eaf
[   99.229944][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004b522b8
[   99.230130][   T12] RBP: ff11000008929000 R08: 1fe220000096a458 R09: ff11000001b051d0
[   99.230315][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   99.230504][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   99.230691][   T12] FS:  0000000000000000(0000) GS:ff110000a76c3000(0000) knlGS:0000000000000000
[   99.230918][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.231100][   T12] CR2: 00007f5e7ad5d2a0 CR3: 000000001c75d001 CR4: 0000000000771ef0
[   99.231291][   T12] PKRU: 55555554
[   99.231395][   T12] Call Trace:
[   99.231488][   T12]  <TASK>
[   99.231553][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   99.231680][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   99.231806][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   99.231908][   T12]  netif_close_many (net/core/dev.c:1804)
[   99.232046][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.232174][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.232300][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.232430][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   99.232555][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   99.232711][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   99.232843][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   99.233060][   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)
[   99.233186][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.233342][   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)
[   99.233470][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.233600][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   99.233759][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   99.234194][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   99.234321][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   99.234449][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   99.234575][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   99.234702][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.234833][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   99.235133][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   99.235269][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   99.235401][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.235535][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.235668][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.235792][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.236105][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.236231][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.236500][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.236644][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.236784][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.236967][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.237113][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.237238][   T12]  kthread (kernel/kthread.c:436)
[   99.237331][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.237495][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.237792][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.237980][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.238142][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.238273][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.238403][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.391166][   T12] ------------[ cut here ]------------
| [   99.391326][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   99.391571][   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
| [   99.392196][   T12] Tainted: [W]=WARN
[   99.392286][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.392453][   T12] Workqueue: netns cleanup_net
[   99.392581][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.392740][   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
[   99.393231][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   99.393391][   T12] RAX: 00000000ffffffa6 RBX: ff110000118beac0 RCX: 1ff4000000018ed5
[   99.393573][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000118beb78
[   99.393753][   T12] RBP: ff1100000cc74000 R08: 1fe2200002317d70 R09: ff11000001b051d0
[   99.393937][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   99.394116][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   99.394297][   T12] FS:  0000000000000000(0000) GS:ff110000a76c3000(0000) knlGS:0000000000000000
[   99.394519][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.394672][   T12] CR2: 00007f5e7ad5d2a0 CR3: 000000001c75d001 CR4: 0000000000771ef0
[   99.394860][   T12] PKRU: 55555554
[   99.395009][   T12] Call Trace:
[   99.395100][   T12]  <TASK>
[   99.395162][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   99.395317][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.395477][   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)
[   99.395601][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.395719][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   99.395877][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   99.395999][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   99.396118][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   99.396239][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   99.396362][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.396490][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   99.396619][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   99.396741][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   99.396869][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.396991][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.397112][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.397232][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.397355][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.397481][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.397605][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.397728][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.397860][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.397996][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.398181][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.398361][   T12]  kthread (kernel/kthread.c:436)
[   99.398505][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.398732][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.398929][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.399103][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.399256][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.399386][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.399509][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.402582][   T12] ------------[ cut here ]------------
| [   99.402709][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   99.402958][   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
| [   99.403693][   T12] Tainted: [W]=WARN
[   99.403835][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.404075][   T12] Workqueue: netns cleanup_net
[   99.404271][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.404476][   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
[   99.404918][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   99.405073][   T12] RAX: 00000000ffffffa6 RBX: ff110000118bee40 RCX: 1ff4000000018ed5
[   99.405253][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000118beef8
[   99.405442][   T12] RBP: ff1100000c729000 R08: 1fe2200002317de0 R09: ff11000001b051d0
[   99.405626][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   99.405811][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   99.405999][   T12] FS:  0000000000000000(0000) GS:ff110000a76c3000(0000) knlGS:0000000000000000
[   99.406218][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.406375][   T12] CR2: 00007f5e7ad5d2a0 CR3: 000000001c75d001 CR4: 0000000000771ef0
[   99.406567][   T12] PKRU: 55555554
[   99.406658][   T12] Call Trace:
[   99.406753][   T12]  <TASK>
[   99.406817][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   99.406977][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.407159][   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)
[   99.407284][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.407412][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   99.407569][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   99.407691][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   99.407812][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   99.407939][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   99.408060][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.408180][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   99.408305][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   99.408433][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   99.408554][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.408681][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.408802][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.408927][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.409051][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.409174][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.409296][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.409426][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.409547][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.409672][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.409797][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.409920][   T12]  kthread (kernel/kthread.c:436)
[   99.410010][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.410164][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.410285][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.410414][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.410567][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.410693][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.410813][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.413820][   T12] ------------[ cut here ]------------
| [   99.413966][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   99.414205][   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
| [   99.414833][   T12] Tainted: [W]=WARN
[   99.414930][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.415079][   T12] Workqueue: netns cleanup_net
[   99.415212][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.415373][   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
[   99.415817][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   99.415975][   T12] RAX: 00000000ffffffa6 RBX: ff1100000e0d3700 RCX: 1ff4000000018ed5
[   99.416159][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000e0d37b8
[   99.416346][   T12] RBP: ff11000008929000 R08: 1fe2200001c1a6f8 R09: ff11000001b051d0
[   99.416532][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   99.416709][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   99.416892][   T12] FS:  0000000000000000(0000) GS:ff110000a76c3000(0000) knlGS:0000000000000000
[   99.417103][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.417258][   T12] CR2: 00007f5e7ad5d2a0 CR3: 000000001c75d001 CR4: 0000000000771ef0
[   99.417448][   T12] PKRU: 55555554
[   99.417542][   T12] Call Trace:
[   99.417633][   T12]  <TASK>
[   99.417696][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   99.417912][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.418067][   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)
[   99.418189][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.418311][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   99.418482][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   99.418602][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   99.418722][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   99.418843][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   99.418973][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.419094][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   99.419243][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   99.419374][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   99.419505][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.419633][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.419756][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.419883][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.420006][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.420127][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.420249][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.420372][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.420499][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.420630][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.420757][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.420883][   T12]  kthread (kernel/kthread.c:436)
[   99.420976][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.421132][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.421254][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.421429][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.421653][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.421836][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.422028][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.488060][   T12] ------------[ cut here ]------------
| [   99.488253][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   99.488516][   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
| [   99.489498][   T12] Tainted: [W]=WARN
[   99.489613][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.489804][   T12] Workqueue: netns cleanup_net
[   99.489948][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.490109][   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
[   99.490553][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   99.490715][   T12] RAX: 00000000ffffffa6 RBX: ff1100000e0d2ac0 RCX: 1ff4000000018eaf
[   99.490906][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000e0d2b78
[   99.491088][   T12] RBP: ff1100000972c000 R08: 1fe2200001c1a570 R09: ff11000001b051d0
[   99.491268][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   99.491452][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009f34000
[   99.491635][   T12] FS:  0000000000000000(0000) GS:ff110000a76c3000(0000) knlGS:0000000000000000
[   99.491856][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.492010][   T12] CR2: 00007efefd5ba310 CR3: 000000001c75d001 CR4: 0000000000771ef0
[   99.492191][   T12] PKRU: 55555554
[   99.492282][   T12] Call Trace:
[   99.492376][   T12]  <TASK>
[   99.492446][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   99.492572][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   99.492681][   T12]  netif_close_many (net/core/dev.c:1804)
[   99.492804][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.492935][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.493059][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.493180][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   99.493302][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   99.493458][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   99.493582][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   99.493735][   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)
[   99.493860][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.494013][   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)
[   99.494135][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.494275][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   99.494437][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   99.494561][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   99.494683][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   99.494826][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   99.494957][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   99.495079][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.495200][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   99.495327][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   99.495455][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   99.495575][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.495699][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.495822][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.495948][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.496073][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.496200][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.496330][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.496461][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.496584][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.496711][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.496838][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.496966][   T12]  kthread (kernel/kthread.c:436)
[   99.497063][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.497217][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.497340][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.497469][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.497629][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.497751][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.497890][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.500964][   T12] ------------[ cut here ]------------
| [   99.501098][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   99.501347][   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
| [   99.502015][   T12] Tainted: [W]=WARN
[   99.502110][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.502271][   T12] Workqueue: netns cleanup_net
[   99.502406][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.502568][   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
[   99.503017][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   99.503174][   T12] RAX: 00000000ffffffa6 RBX: ff1100000ee57e00 RCX: 1ff4000000018eaf
[   99.503359][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000ee57eb8
[   99.503572][   T12] RBP: ff11000009f34000 R08: 1fe2200001dcafd8 R09: ff11000001b051d0
[   99.503755][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   99.503944][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008eb4000
[   99.504133][   T12] FS:  0000000000000000(0000) GS:ff110000a76c3000(0000) knlGS:0000000000000000
[   99.504353][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.504514][   T12] CR2: 00007efefd5ba310 CR3: 000000001c75d001 CR4: 0000000000771ef0
[   99.504702][   T12] PKRU: 55555554
[   99.504794][   T12] Call Trace:
[   99.504890][   T12]  <TASK>
[   99.504955][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   99.505079][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   99.505205][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   99.505299][   T12]  netif_close_many (net/core/dev.c:1804)
[   99.505428][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.505552][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.505678][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.505800][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   99.505979][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   99.506132][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   99.506256][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   99.506415][   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)
[   99.506540][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.506695][   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)
[   99.506824][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.507005][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   99.507181][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   99.507306][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   99.507435][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   99.507560][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   99.507687][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   99.507812][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.507986][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   99.508111][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   99.508235][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   99.508357][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.508489][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.508611][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.508735][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.508918][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.509040][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.509165][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.509289][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.509438][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.509566][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.509695][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.509816][   T12]  kthread (kernel/kthread.c:436)
[   99.509960][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.510113][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.510235][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.510360][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.510517][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.510641][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.510764][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.514675][   T12] ------------[ cut here ]------------
| [   99.514818][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   99.515073][   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
| [   99.515717][   T12] Tainted: [W]=WARN
[   99.515811][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.515976][   T12] Workqueue: netns cleanup_net
[   99.516107][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.516271][   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
[   99.516784][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   99.517080][   T12] RAX: 00000000ffffffa6 RBX: ff1100000e262900 RCX: 1ff4000000018eaf
[   99.517267][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000e2629b8
[   99.517467][   T12] RBP: ff11000008eb4000 R08: 1fe2200001c4c538 R09: ff11000001b051d0
[   99.517655][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   99.517840][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   99.518096][   T12] FS:  0000000000000000(0000) GS:ff110000a7543000(0000) knlGS:0000000000000000
[   99.518317][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.518481][   T12] CR2: 000055c977c1dd5c CR3: 0000000010e4d004 CR4: 0000000000771ef0
[   99.518668][   T12] PKRU: 55555554
[   99.518762][   T12] Call Trace:
[   99.518965][   T12]  <TASK>
[   99.519064][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   99.519191][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   99.519318][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   99.519421][   T12]  netif_close_many (net/core/dev.c:1804)
[   99.519547][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.519671][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.519793][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.519966][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   99.520090][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   99.520246][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   99.520396][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   99.520564][   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)
[   99.520690][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.520843][   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)
[   99.521021][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.521144][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   99.521299][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   99.521433][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   99.521559][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   99.521683][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   99.521809][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   99.521985][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.522110][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   99.522239][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   99.522367][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   99.522499][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.522627][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.522764][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.522935][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.523059][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.523182][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.523307][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.523440][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.523564][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.523692][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.523820][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.523994][   T12]  kthread (kernel/kthread.c:436)
[   99.524087][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.524244][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.524367][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.524500][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.524656][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.524779][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.524954][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.531494][   T12] ------------[ cut here ]------------
| [   99.531637][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   99.531884][   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
| [   99.532537][   T12] Tainted: [W]=WARN
[   99.532632][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.532783][   T12] Workqueue: netns cleanup_net
[   99.533060][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.533218][   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
[   99.533659][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   99.533816][   T12] RAX: 00000000ffffffa6 RBX: ff1100001138e200 RCX: 1ff4000000018ed5
[   99.534009][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001138e2b8
[   99.534191][   T12] RBP: ff1100000972c000 R08: 1fe2200002271c58 R09: ff11000001b051d0
[   99.534367][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   99.534554][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   99.534752][   T12] FS:  0000000000000000(0000) GS:ff110000a7543000(0000) knlGS:0000000000000000
[   99.534966][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.535116][   T12] CR2: 000055c977c1dd5c CR3: 0000000010e4d004 CR4: 0000000000771ef0
[   99.535299][   T12] PKRU: 55555554
[   99.535394][   T12] Call Trace:
[   99.535486][   T12]  <TASK>
[   99.535550][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   99.535711][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.535866][   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)
[   99.535984][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.536103][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   99.536256][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   99.536375][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   99.536499][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   99.536624][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   99.536749][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.536874][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   99.536995][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   99.537118][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   99.537235][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.537357][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.537484][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.537607][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.537729][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.537855][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.537977][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.538099][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.538216][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.538338][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.538470][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.538593][   T12]  kthread (kernel/kthread.c:436)
[   99.538683][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.538870][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.538991][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.539111][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.539260][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.539380][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.539509][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.541986][   T12] ------------[ cut here ]------------
| [   99.542122][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   99.542352][   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
| [   99.542992][   T12] Tainted: [W]=WARN
[   99.543082][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.543228][   T12] Workqueue: netns cleanup_net
[   99.543352][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.543511][   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
[   99.543940][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   99.544090][   T12] RAX: 00000000ffffffa6 RBX: ff1100001138ee40 RCX: 1ff4000000018ed5
[   99.544269][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001138eef8
[   99.544455][   T12] RBP: ff11000009f34000 R08: 1fe2200002271de0 R09: ff11000001b051d0
[   99.544630][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   99.544805][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   99.544989][   T12] FS:  0000000000000000(0000) GS:ff110000a7543000(0000) knlGS:0000000000000000
[   99.545198][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.545366][   T12] CR2: 000055c977c1dd5c CR3: 0000000010e4d004 CR4: 0000000000771ef0
[   99.545551][   T12] PKRU: 55555554
[   99.545641][   T12] Call Trace:
[   99.545729][   T12]  <TASK>
[   99.545791][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   99.545947][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.546095][   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)
[   99.546216][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.546341][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   99.546505][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   99.546625][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   99.546744][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   99.546868][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   99.546988][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.547106][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   99.547230][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   99.547356][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   99.547484][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.547622][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.547798][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.547981][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.548104][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.548223][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.548348][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.548483][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.548607][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.548734][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.548864][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.548983][   T12]  kthread (kernel/kthread.c:436)
[   99.549073][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.549223][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.549350][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.549485][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.549640][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.549761][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.549886][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.552597][   T12] ------------[ cut here ]------------
| [   99.552727][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   99.552989][   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
| [   99.553600][   T12] Tainted: [W]=WARN
[   99.553696][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.553855][   T12] Workqueue: netns cleanup_net
[   99.553979][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.554135][   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
[   99.554575][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   99.554730][   T12] RAX: 00000000ffffffa6 RBX: ff11000011874040 RCX: 1ff4000000018ed5
[   99.554918][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000118740f8
[   99.555096][   T12] RBP: ff11000008eb4000 R08: 1fe220000230e820 R09: ff11000001b051d0
[   99.555274][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   99.555464][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   99.555646][   T12] FS:  0000000000000000(0000) GS:ff110000a7543000(0000) knlGS:0000000000000000
[   99.555859][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.556008][   T12] CR2: 000055c977c1dd5c CR3: 0000000010e4d004 CR4: 0000000000771ef0
[   99.556188][   T12] PKRU: 55555554
[   99.556278][   T12] Call Trace:
[   99.556370][   T12]  <TASK>
[   99.556439][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   99.556590][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.556736][   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)
[   99.556860][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.556978][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   99.557131][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   99.557249][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   99.557367][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   99.557491][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   99.557617][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.557737][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   99.557862][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   99.557984][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   99.558101][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.558226][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.558352][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.558476][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.558596][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.558714][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.558837][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.558964][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.559086][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.559212][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.559336][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.559460][   T12]  kthread (kernel/kthread.c:436)
[   99.559552][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.559703][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.559823][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.559946][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.560094][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.560217][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.560334][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.656056][   T12] ------------[ cut here ]------------
| [   99.656232][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   99.656636][   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
| [   99.657652][   T12] Tainted: [W]=WARN
[   99.657751][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.657920][   T12] Workqueue: netns cleanup_net
[   99.658060][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.658231][   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
[   99.658689][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   99.658855][   T12] RAX: 00000000ffffffa6 RBX: ff11000011875700 RCX: 1ff4000000018eaf
[   99.659047][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000118757b8
[   99.659231][   T12] RBP: ff1100000ee91000 R08: 1fe220000230eaf8 R09: ff11000001b051d0
[   99.659421][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   99.659604][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000ee94000
[   99.659790][   T12] FS:  0000000000000000(0000) GS:ff110000a7543000(0000) knlGS:0000000000000000
[   99.660017][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.660183][   T12] CR2: 00007f4f9ab23f98 CR3: 000000001c75d003 CR4: 0000000000771ef0
[   99.660372][   T12] PKRU: 55555554
[   99.660472][   T12] Call Trace:
[   99.660569][   T12]  <TASK>
[   99.660637][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   99.660768][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   99.660873][   T12]  netif_close_many (net/core/dev.c:1804)
[   99.660996][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.661121][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.661243][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.661367][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   99.661496][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   99.661651][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   99.661779][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   99.661947][   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)
[   99.662070][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.662222][   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)
[   99.662371][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.662615][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   99.662769][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   99.662900][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   99.663028][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   99.663152][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   99.663277][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   99.663413][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.663539][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   99.663664][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   99.663788][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   99.663933][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.664061][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.664190][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.664312][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.664446][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.664573][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.664700][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.664826][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.664952][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.665081][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.665208][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.665336][   T12]  kthread (kernel/kthread.c:436)
[   99.665440][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.665596][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.665723][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.665857][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.666013][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.666140][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.666266][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.669155][   T12] ------------[ cut here ]------------
| [   99.669297][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   99.669545][   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
| [   99.670253][   T12] Tainted: [W]=WARN
[   99.670347][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.670511][   T12] Workqueue: netns cleanup_net
[   99.670643][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.670806][   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
[   99.671314][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   99.671627][   T12] RAX: 00000000ffffffa6 RBX: ff11000004dd3a80 RCX: 1ff4000000018eaf
[   99.671820][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004dd3b38
[   99.672035][   T12] RBP: ff1100000ee94000 R08: 1fe22000009ba768 R09: ff11000001b051d0
[   99.672231][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   99.672427][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009f79000
[   99.672615][   T12] FS:  0000000000000000(0000) GS:ff110000a7543000(0000) knlGS:0000000000000000
[   99.672854][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.673009][   T12] CR2: 00007f4f9ab23f98 CR3: 000000001c75d003 CR4: 0000000000771ef0
[   99.673194][   T12] PKRU: 55555554
[   99.673286][   T12] Call Trace:
[   99.673378][   T12]  <TASK>
[   99.673450][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   99.673576][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   99.673701][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   99.673797][   T12]  netif_close_many (net/core/dev.c:1804)
[   99.673924][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.674047][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.674169][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.674292][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   99.674581][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   99.674735][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   99.674863][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   99.675039][   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)
[   99.675163][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.675315][   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)
[   99.675443][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.675566][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   99.675718][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   99.675851][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   99.675977][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   99.676103][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   99.676229][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   99.676359][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.676506][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   99.676635][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   99.676760][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   99.676890][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.677018][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.677143][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.677266][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.677396][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.677521][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.677647][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.677798][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.677926][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.678056][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.678185][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.678309][   T12]  kthread (kernel/kthread.c:436)
[   99.678408][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.678565][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.678695][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.678824][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.678983][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.679107][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.679230][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.681794][   T12] ------------[ cut here ]------------
| [   99.682355][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   99.682611][   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
| [   99.683295][   T12] Tainted: [W]=WARN
[   99.683395][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.683550][   T12] Workqueue: netns cleanup_net
[   99.683678][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.683838][   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
[   99.684339][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   99.684499][   T12] RAX: 00000000ffffffa6 RBX: ff110000123e9c40 RCX: 1ff4000000018eaf
[   99.684683][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000123e9cf8
[   99.684918][   T12] RBP: ff11000009f79000 R08: 1fe220000247d3a0 R09: ff11000001b051d0
[   99.685106][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   99.685288][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   99.685479][   T12] FS:  0000000000000000(0000) GS:ff110000a7543000(0000) knlGS:0000000000000000
[   99.685694][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.685900][   T12] CR2: 00007f4f9ab23f98 CR3: 000000001c75d003 CR4: 0000000000771ef0
[   99.686084][   T12] PKRU: 55555554
[   99.686177][   T12] Call Trace:
[   99.686273][   T12]  <TASK>
[   99.686338][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   99.686469][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   99.686595][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   99.686691][   T12]  netif_close_many (net/core/dev.c:1804)
[   99.686815][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.686989][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.687113][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.687238][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   99.687361][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   99.687519][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   99.687645][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   99.687799][   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)
[   99.687973][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.688128][   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)
[   99.688250][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.688376][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   99.688545][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   99.688673][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   99.688797][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   99.688973][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   99.689098][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   99.689222][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.689348][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   99.689529][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   99.689717][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   99.689985][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.690183][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.690373][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.690536][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.690665][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.690795][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.690975][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.691101][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.691223][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.691352][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.691485][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.691609][   T12]  kthread (kernel/kthread.c:436)
[   99.691704][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.691911][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.692038][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.692164][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.692318][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.692450][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.692574][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.696734][   T12] ------------[ cut here ]------------
| [   99.696886][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   99.697126][   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
| [   99.697743][   T12] Tainted: [W]=WARN
[   99.697838][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.698001][   T12] Workqueue: netns cleanup_net
[   99.698146][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.698304][   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
[   99.698775][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   99.698937][   T12] RAX: 00000000ffffffa6 RBX: ff110000120e9380 RCX: 1ff4000000018ed5
[   99.699115][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000120e9438
[   99.699291][   T12] RBP: ff1100000ee91000 R08: 1fe220000241d288 R09: ff11000001b051d0
[   99.699476][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   99.699653][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   99.699842][   T12] FS:  0000000000000000(0000) GS:ff110000a75c3000(0000) knlGS:0000000000000000
[   99.700059][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.700208][   T12] CR2: 000055c9a22eb268 CR3: 000000001c75d006 CR4: 0000000000771ef0
[   99.700392][   T12] PKRU: 55555554
[   99.700486][   T12] Call Trace:
[   99.700577][   T12]  <TASK>
[   99.700639][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   99.700799][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.700954][   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)
[   99.701073][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.701190][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   99.701345][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   99.701474][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   99.701592][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   99.701712][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   99.701830][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.701958][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   99.702081][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   99.702202][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   99.702319][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.702447][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.702570][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.702691][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.702816][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.702941][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.703061][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.703183][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.703301][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.703428][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.703555][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.703679][   T12]  kthread (kernel/kthread.c:436)
[   99.703769][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.703923][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.704041][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.704160][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.704308][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.704431][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.704549][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.708144][   T12] ------------[ cut here ]------------
| [   99.708280][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   99.708580][   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
| [   99.709716][   T12] Tainted: [W]=WARN
[   99.709835][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.710036][   T12] Workqueue: netns cleanup_net
[   99.710197][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.710429][   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
[   99.711087][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   99.711262][   T12] RAX: 00000000ffffffa6 RBX: ff110000120e9e00 RCX: 1ff4000000018ed5
[   99.711525][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000120e9eb8
[   99.711788][   T12] RBP: ff1100000ee94000 R08: 1fe220000241d3d8 R09: ff11000001b051d0
[   99.712065][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   99.712266][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   99.712470][   T12] FS:  0000000000000000(0000) GS:ff110000a76c3000(0000) knlGS:0000000000000000
[   99.712767][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.712927][   T12] CR2: 000055c977c1dd5c CR3: 0000000005e14004 CR4: 0000000000771ef0
[   99.713104][   T12] PKRU: 55555554
[   99.713195][   T12] Call Trace:
[   99.713283][   T12]  <TASK>
[   99.713348][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   99.713511][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.713657][   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)
[   99.713776][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.713923][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   99.714143][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   99.714324][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   99.714513][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   99.714691][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   99.714838][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.714977][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   99.715152][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   99.715336][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   99.715519][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.715703][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.715876][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.715995][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.716163][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.716343][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.716576][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.716769][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.716964][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.717167][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.717364][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.717554][   T12]  kthread (kernel/kthread.c:436)
[   99.717695][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.717941][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.718130][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.718310][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.718474][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.718595][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.718720][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.721474][   T12] ------------[ cut here ]------------
| [   99.721607][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   99.721838][   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
| [   99.722758][   T12] Tainted: [W]=WARN
[   99.722945][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.723093][   T12] Workqueue: netns cleanup_net
[   99.723219][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.723374][   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
[   99.723822][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   99.724065][   T12] RAX: 00000000ffffffa6 RBX: ff11000004f53000 RCX: 1ff4000000018ed5
[   99.724340][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004f530b8
[   99.724530][   T12] RBP: ff11000009f79000 R08: 1fe22000009ea618 R09: ff11000001b051d0
[   99.724716][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   99.724986][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   99.725166][   T12] FS:  0000000000000000(0000) GS:ff110000a76c3000(0000) knlGS:0000000000000000
[   99.725377][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.725545][   T12] CR2: 000055c977c1dd5c CR3: 0000000005e14004 CR4: 0000000000771ef0
[   99.725726][   T12] PKRU: 55555554
[   99.725815][   T12] Call Trace:
[   99.726007][   T12]  <TASK>
[   99.726071][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   99.726222][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.726376][   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)
[   99.726505][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.726627][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   99.726779][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   99.727018][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   99.727136][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   99.727260][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   99.727389][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.727510][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   99.727631][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   99.727752][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   99.727894][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.728016][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.728141][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.728262][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.728389][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.728509][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.728629][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.728751][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.728875][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.729004][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.729128][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.729248][   T12]  kthread (kernel/kthread.c:436)
[   99.729339][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.729490][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.729608][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.729731][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.729892][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.730011][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.730132][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.848737][   T12] ------------[ cut here ]------------
| [   99.848918][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   99.849172][   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
| [   99.849809][   T12] Tainted: [W]=WARN
[   99.849910][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.850065][   T12] Workqueue: netns cleanup_net
[   99.850194][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.850358][   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
[   99.850803][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   99.850967][   T12] RAX: 00000000ffffffa6 RBX: ff11000011812040 RCX: 1ff4000000018eaf
[   99.851151][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000118120f8
[   99.851333][   T12] RBP: ff110000087e1000 R08: 1fe2200002302420 R09: ff11000001b051d0
[   99.851521][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   99.851703][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   99.851891][   T12] FS:  0000000000000000(0000) GS:ff110000a76c3000(0000) knlGS:0000000000000000
[   99.852106][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.852263][   T12] CR2: 000055c977c1dd5c CR3: 000000001c75d003 CR4: 0000000000771ef0
[   99.852455][   T12] PKRU: 55555554
[   99.852546][   T12] Call Trace:
[   99.852638][   T12]  <TASK>
[   99.852704][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   99.852830][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   99.852931][   T12]  netif_close_many (net/core/dev.c:1804)
[   99.853055][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.853180][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.853305][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.853431][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   99.853553][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   99.853708][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   99.853832][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   99.853993][   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)
[   99.854116][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.854237][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   99.854359][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.854516][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   99.854642][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   99.854764][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   99.854889][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   99.855013][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   99.855134][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.855255][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   99.855380][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   99.855509][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   99.855630][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.855756][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.855885][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.856010][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.856135][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.856255][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.856377][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.856509][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.856633][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.856764][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.856895][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.857017][   T12]  kthread (kernel/kthread.c:436)
[   99.857109][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.857261][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.857389][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.857514][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.857666][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.857787][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.857916][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   99.860248][   T12] ------------[ cut here ]------------
| [   99.860373][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   99.860617][   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
| [   99.861230][   T12] Tainted: [W]=WARN
[   99.861319][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   99.861471][   T12] Workqueue: netns cleanup_net
[   99.861597][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   99.861752][   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
[   99.862213][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   99.862363][   T12] RAX: 00000000ffffffa6 RBX: ff11000011813540 RCX: 1ff4000000018ed5
[   99.862552][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000118135f8
[   99.862734][   T12] RBP: ff110000087e1000 R08: 1fe22000023026c0 R09: ff11000001b051d0
[   99.862922][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   99.863096][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   99.863279][   T12] FS:  0000000000000000(0000) GS:ff110000a76c3000(0000) knlGS:0000000000000000
[   99.863493][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.863641][   T12] CR2: 000055c977c1dd5c CR3: 000000001c75d003 CR4: 0000000000771ef0
[   99.863817][   T12] PKRU: 55555554
[   99.863910][   T12] Call Trace:
[   99.863998][   T12]  <TASK>
[   99.864059][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   99.864212][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   99.864366][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   99.864495][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   99.864614][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   99.864732][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   99.864855][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   99.864975][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   99.865093][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   99.865213][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   99.865333][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   99.865455][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   99.865578][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   99.865695][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   99.865811][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   99.865936][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   99.866053][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   99.866172][   T12]  process_one_work (kernel/workqueue.c:3314)
[   99.866292][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   99.866415][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   99.866539][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   99.866660][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   99.866776][   T12]  kthread (kernel/kthread.c:436)
[   99.866869][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   99.867015][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   99.867136][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   99.867257][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   99.867409][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   99.867529][   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