======================================
| xx__-> [    9.126646][  T171] ------------[ cut here ]------------
| [    9.126902][  T171] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/171
| [    9.127182][  T171] Modules linked in:
| [    9.127585][  T171] Tainted: [W]=WARN
[    9.127689][  T171] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.127866][  T171] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.128048][  T171] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.128527][  T171] RSP: 0018:ffa0000000827ab0 EFLAGS: 00010286
[    9.128695][  T171] RAX: 00000000ffffffa6 RBX: ff110000026d0740 RCX: 1ff4000000104f1c
[    9.128903][  T171] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000026d07fc
[    9.129112][  T171] RBP: ff110000083ec000 R08: 1fe22000004da101 R09: ff1100000ce68b90
[    9.129313][  T171] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[    9.129535][  T171] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000083ec000
[    9.129747][  T171] FS:  00007f3a4f249840(0000) GS:ff1100008182c000(0000) knlGS:0000000000000000
[    9.129993][  T171] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.130164][  T171] CR2: 00005581c77cd130 CR3: 000000000db4f006 CR4: 0000000000771ef0
[    9.130366][  T171] PKRU: 55555554
[    9.130467][  T171] Call Trace:
[    9.130567][  T171]  <TASK>
[    9.130638][  T171]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.130780][  T171]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.130916][  T171]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.131024][  T171]  register_netdevice (net/core/dev.c:11488)
[    9.131162][  T171]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.131333][  T171]  register_netdev (net/core/dev.c:11552)
[    9.131466][  T171]  loopback_net_init (drivers/net/loopback.c:218)
[    9.131602][  T171]  ops_init (net/core/net_namespace.c:137)
[    9.131712][  T171]  setup_net (net/core/net_namespace.c:446)
[    9.131813][  T171]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.131947][  T171]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.132086][  T171]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.132224][  T171]  copy_net_ns (net/core/net_namespace.c:579)
[    9.132359][  T171]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.132499][  T171]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.132635][  T171]  ksys_unshare (kernel/fork.c:3243)
[    9.132778][  T171]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.132914][  T171]  ? __ia32_sys_open (fs/open.c:1374)
[    9.133057][  T171]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.133192][  T171]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.133329][  T171]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.133465][  T171]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.133603][  T171]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.133744][  T171]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.133911][  T171] RIP: 0033:0x7f3a4f50bbcb
[    9.134058][  T171] 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
[    9.134542][  T171] RSP: 002b:00007ffdd10735f8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.134753][  T171] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3a4f50bbcb
[    9.134954][  T171] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.135160][  T171] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    9.135360][  T171] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdd1075820
[    9.135564][  T171] R13: 0000000000000001 R14: 00007f3a4f2496f8 R15: 00007ffdd1077832
| [    9.162412][  T172] ------------[ cut here ]------------
| [    9.162570][  T172] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/172
| [    9.162814][  T172] Modules linked in:
| [    9.163248][  T172] Tainted: [W]=WARN
[    9.163349][  T172] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.163517][  T172] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.163690][  T172] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.164180][  T172] RSP: 0018:ffa0000000837030 EFLAGS: 00010286
[    9.164347][  T172] RAX: 00000000ffffffa6 RBX: ff110000026d1000 RCX: 1ff4000000106dcc
[    9.164547][  T172] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000026d10bc
[    9.164753][  T172] RBP: ff110000083ec000 R08: 1fe22000004da219 R09: ff1100000c29d1e8
[    9.164974][  T172] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[    9.165177][  T172] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000083ecce1
[    9.165376][  T172] FS:  00007efd54cb1840(0000) GS:ff110000817ac000(0000) knlGS:0000000000000000
[    9.165611][  T172] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.165785][  T172] CR2: 00007efd54f811a0 CR3: 000000000f48b003 CR4: 0000000000771ef0
[    9.165987][  T172] PKRU: 55555554
[    9.166087][  T172] Call Trace:
[    9.166187][  T172]  <TASK>
[    9.166256][  T172]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.166398][  T172]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.166501][  T172]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.166635][  T172]  __dev_notify_flags (net/core/dev.c:9787)
[    9.166776][  T172]  ? netif_change_name (net/core/dev.c:1495)
[    9.166910][  T172]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.167048][  T172]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.167183][  T172]  ? 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))
[    9.167322][  T172]  netif_change_flags (net/core/dev.c:9820)
[    9.167457][  T172]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.167592][  T172]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.167733][  T172]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.167900][  T172]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.168038][  T172]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.168170][  T172]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.168303][  T172]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.168439][  T172]  ? __kernel_text_address (kernel/extable.c:79)
[    9.168573][  T172]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.168706][  T172]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.168881][  T172]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.169024][  T172]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.169156][  T172]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.169288][  T172]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.169421][  T172]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.169553][  T172]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.169686][  T172]  ? __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)
[    9.169822][  T172]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.169955][  T172]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.170095][  T172]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.170230][  T172]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.170366][  T172]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.170501][  T172]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.170633][  T172]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.170851][  T172]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.170988][  T172]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.171121][  T172]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.171257][  T172]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.171388][  T172]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.171550][  T172]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.171684][  T172]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.171893][  T172]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.172029][  T172]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.172162][  T172]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.172294][  T172]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.172426][  T172]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.172560][  T172]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.172692][  T172]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.172894][  T172]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.173115][  T172]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.173249][  T172]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.173386][  T172]  ? 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))
[    9.173517][  T172]  ? 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))
[    9.173652][  T172]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.173851][  T172]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.173990][  T172]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.174123][  T172]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[    9.174257][  T172]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.174392][  T172]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.174525][  T172]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.174659][  T172]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.174849][  T172]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.174988][  T172]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.175122][  T172]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.175259][  T172]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.175422][  T172]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[    9.175557][  T172]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.175691][  T172]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.175831][  T172]  ___sys_sendmsg (net/socket.c:2752)
[    9.175962][  T172]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.176136][  T172]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.176281][  T172]  __sys_sendmsg (net/socket.c:2784)
[    9.176415][  T172]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.176549][  T172]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.176723][  T172]  ? 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)
[    9.176856][  T172]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.176992][  T172]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.177127][  T172]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.177260][  T172]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.177393][  T172]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.177557][  T172] RIP: 0033:0x7efd54eeb08e
[    9.177699][  T172] 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
[    9.178185][  T172] RSP: 002b:00007ffdccc62680 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.178386][  T172] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007efd54eeb08e
[    9.178584][  T172] RDX: 0000000000000000 RSI: 00007ffdccc62730 RDI: 0000000000000005
[    9.178787][  T172] RBP: 00007ffdccc62690 R08: 0000000000000000 R09: 0000000000000000
[    9.178991][  T172] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e7d3
[    9.179191][  T172] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdccc62e00
| [    9.308352][  T176] ------------[ cut here ]------------
| [    9.308534][  T176] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/176
| [    9.308774][  T176] Modules linked in:
| [    9.309158][  T176] Tainted: [W]=WARN
[    9.309262][  T176] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.309431][  T176] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.309609][  T176] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.310101][  T176] RSP: 0018:ffa0000000877ab0 EFLAGS: 00010286
[    9.310272][  T176] RAX: 00000000ffffffa6 RBX: ff11000009398200 RCX: 1ff400000010ef1c
[    9.310475][  T176] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000093982bc
[    9.310675][  T176] RBP: ff11000008609000 R08: 1fe2200001273059 R09: ff1100000d50aed0
[    9.310882][  T176] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.311086][  T176] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008609000
[    9.311288][  T176] FS:  00007f80e6457840(0000) GS:ff110000817ac000(0000) knlGS:0000000000000000
[    9.311524][  T176] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.311693][  T176] CR2: 00007f80e66617d0 CR3: 000000000cca7003 CR4: 0000000000771ef0
[    9.311901][  T176] PKRU: 55555554
[    9.312006][  T176] Call Trace:
[    9.312106][  T176]  <TASK>
[    9.312176][  T176]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.312313][  T176]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.312448][  T176]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.312551][  T176]  register_netdevice (net/core/dev.c:11488)
[    9.312687][  T176]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.312860][  T176]  register_netdev (net/core/dev.c:11552)
[    9.312998][  T176]  loopback_net_init (drivers/net/loopback.c:218)
[    9.313137][  T176]  ops_init (net/core/net_namespace.c:137)
[    9.313241][  T176]  setup_net (net/core/net_namespace.c:446)
[    9.313343][  T176]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.313476][  T176]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.313610][  T176]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.313754][  T176]  copy_net_ns (net/core/net_namespace.c:579)
[    9.313888][  T176]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.314029][  T176]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.314166][  T176]  ksys_unshare (kernel/fork.c:3243)
[    9.314302][  T176]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.314437][  T176]  ? __ia32_sys_open (fs/open.c:1374)
[    9.314575][  T176]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.314713][  T176]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.314848][  T176]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.314986][  T176]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.315121][  T176]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.315256][  T176]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.315422][  T176] RIP: 0033:0x7f80e6719bcb
[    9.315563][  T176] 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
[    9.316051][  T176] RSP: 002b:00007ffe0d64fce8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.316257][  T176] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f80e6719bcb
[    9.316457][  T176] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.316657][  T176] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.316863][  T176] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe0d651f10
[    9.317066][  T176] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffe0d652832
| [    9.342307][  T177] ------------[ cut here ]------------
| [    9.342468][  T177] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/177
| [    9.342713][  T177] Modules linked in:
| [    9.343101][  T177] Tainted: [W]=WARN
[    9.343204][  T177] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.343372][  T177] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.343549][  T177] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.344041][  T177] RSP: 0018:ffa0000000887030 EFLAGS: 00010286
[    9.344210][  T177] RAX: 00000000ffffffa6 RBX: ff11000009398580 RCX: 1ff4000000110dcc
[    9.344412][  T177] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000939863c
[    9.344614][  T177] RBP: ff11000008609000 R08: 1fe22000012730c9 R09: ff1100000d810b68
[    9.344821][  T177] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[    9.345029][  T177] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008609ce1
[    9.345232][  T177] FS:  00007f18c9155840(0000) GS:ff1100008192c000(0000) knlGS:0000000000000000
[    9.345468][  T177] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.345639][  T177] CR2: 000000003fd94988 CR3: 000000000db5e003 CR4: 0000000000771ef0
[    9.345848][  T177] PKRU: 55555554
[    9.345949][  T177] Call Trace:
[    9.346057][  T177]  <TASK>
[    9.346127][  T177]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.346265][  T177]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.346369][  T177]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.346504][  T177]  __dev_notify_flags (net/core/dev.c:9787)
[    9.346642][  T177]  ? netif_change_name (net/core/dev.c:1495)
[    9.346783][  T177]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.346918][  T177]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.347060][  T177]  ? 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))
[    9.347199][  T177]  netif_change_flags (net/core/dev.c:9820)
[    9.347336][  T177]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.347474][  T177]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.347610][  T177]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.348444][  T177]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.348587][  T177]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.348737][  T177]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.348872][  T177]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.349016][  T177]  ? __kernel_text_address (kernel/extable.c:79)
[    9.349153][  T177]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.349290][  T177]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.349423][  T177]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.349558][  T177]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.349692][  T177]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.349831][  T177]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.349972][  T177]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.350107][  T177]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.350244][  T177]  ? __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)
[    9.350379][  T177]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.350513][  T177]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.350648][  T177]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.350790][  T177]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.350928][  T177]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.351069][  T177]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.351204][  T177]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.351340][  T177]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.351474][  T177]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.351608][  T177]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.351751][  T177]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.351886][  T177]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.352025][  T177]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.352160][  T177]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.352296][  T177]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.352431][  T177]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.352567][  T177]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.352702][  T177]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.352843][  T177]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.352981][  T177]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.353116][  T177]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.353253][  T177]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.353389][  T177]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.353524][  T177]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.353662][  T177]  ? 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))
[    9.353802][  T177]  ? 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))
[    9.353938][  T177]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.354080][  T177]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.354216][  T177]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.354350][  T177]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[    9.354485][  T177]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.354622][  T177]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.354759][  T177]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.354894][  T177]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.355035][  T177]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.355171][  T177]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.355307][  T177]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.355443][  T177]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.355609][  T177]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[    9.355750][  T177]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.355886][  T177]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.356030][  T177]  ___sys_sendmsg (net/socket.c:2752)
[    9.356163][  T177]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.356331][  T177]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.356478][  T177]  __sys_sendmsg (net/socket.c:2784)
[    9.356613][  T177]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.356752][  T177]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.356921][  T177]  ? 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)
[    9.357063][  T177]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.357198][  T177]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.357333][  T177]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.357468][  T177]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.357602][  T177]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.357774][  T177] RIP: 0033:0x7f18c938f08e
[    9.357916][  T177] 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
[    9.358402][  T177] RSP: 002b:00007fff07028e70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.358605][  T177] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f18c938f08e
[    9.358811][  T177] RDX: 0000000000000000 RSI: 00007fff07028f20 RDI: 0000000000000005
[    9.359016][  T177] RBP: 00007fff07028e80 R08: 0000000000000000 R09: 0000000000000000
[    9.359219][  T177] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e7d3
[    9.359424][  T177] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff070295f0
| [    9.486293][  T181] ------------[ cut here ]------------
| [    9.486505][  T181] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/181
| [    9.486832][  T181] Modules linked in:
| [    9.487311][  T181] Tainted: [W]=WARN
[    9.487459][  T181] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.487677][  T181] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.487913][  T181] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.488440][  T181] RSP: 0018:ffa00000008b7ab0 EFLAGS: 00010286
[    9.488657][  T181] RAX: 00000000ffffffa6 RBX: ff1100000cd9cac0 RCX: 1ff4000000116f1c
[    9.488914][  T181] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cd9cb7c
[    9.489166][  T181] RBP: ff11000008a8c000 R08: 1fe22000019b3971 R09: ff1100000d6c0b90
[    9.489414][  T181] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.489661][  T181] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008a8c000
[    9.489920][  T181] FS:  00007f1a3639e840(0000) GS:ff110000818ac000(0000) knlGS:0000000000000000
[    9.490207][  T181] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.490421][  T181] CR2: 00005581c791ed5c CR3: 000000000d46f005 CR4: 0000000000771ef0
[    9.490669][  T181] PKRU: 55555554
[    9.490829][  T181] Call Trace:
[    9.490984][  T181]  <TASK>
[    9.491103][  T181]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.491288][  T181]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.491475][  T181]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.491625][  T181]  register_netdevice (net/core/dev.c:11488)
[    9.491821][  T181]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.492046][  T181]  register_netdev (net/core/dev.c:11552)
[    9.492227][  T181]  loopback_net_init (drivers/net/loopback.c:218)
[    9.492409][  T181]  ops_init (net/core/net_namespace.c:137)
[    9.492560][  T181]  setup_net (net/core/net_namespace.c:446)
[    9.492724][  T181]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.492903][  T181]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.493095][  T181]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.493280][  T181]  copy_net_ns (net/core/net_namespace.c:579)
[    9.493462][  T181]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.493648][  T181]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.493843][  T181]  ksys_unshare (kernel/fork.c:3243)
[    9.494034][  T181]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.494218][  T181]  ? __ia32_sys_open (fs/open.c:1374)
[    9.494404][  T181]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.494584][  T181]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.494777][  T181]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.494959][  T181]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.495146][  T181]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.495329][  T181]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.495543][  T181] RIP: 0033:0x7f1a36660bcb
[    9.495743][  T181] 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
[    9.496267][  T181] RSP: 002b:00007ffecd4332b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.496516][  T181] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1a36660bcb
[    9.496774][  T181] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.497026][  T181] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.497269][  T181] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffecd4354e0
[    9.497528][  T181] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffecd436832
| [    9.529185][  T182] ------------[ cut here ]------------
| [    9.529344][  T182] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/182
| [    9.529580][  T182] Modules linked in:
| [    9.529965][  T182] Tainted: [W]=WARN
[    9.530070][  T182] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.530238][  T182] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.530413][  T182] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.530895][  T182] RSP: 0018:ffa00000008b7030 EFLAGS: 00010286
[    9.531069][  T182] RAX: 00000000ffffffa6 RBX: ff1100000cd9d8c0 RCX: 1ff4000000116dcc
[    9.531270][  T182] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cd9d97c
[    9.531469][  T182] RBP: ff11000008a8c000 R08: 1fe22000019b3b31 R09: ff1100000c360b68
[    9.531667][  T182] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[    9.531876][  T182] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008a8cce1
[    9.532082][  T182] FS:  00007f08d0c0d840(0000) GS:ff1100008192c000(0000) knlGS:0000000000000000
[    9.532321][  T182] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.532490][  T182] CR2: 000000000d8b2988 CR3: 000000000d477003 CR4: 0000000000771ef0
[    9.532690][  T182] PKRU: 55555554
[    9.532796][  T182] Call Trace:
[    9.532897][  T182]  <TASK>
[    9.532970][  T182]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.533106][  T182]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.533208][  T182]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.533343][  T182]  __dev_notify_flags (net/core/dev.c:9787)
[    9.533477][  T182]  ? netif_change_name (net/core/dev.c:1495)
[    9.533611][  T182]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.533750][  T182]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.533884][  T182]  ? 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))
[    9.534025][  T182]  netif_change_flags (net/core/dev.c:9820)
[    9.534159][  T182]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.534296][  T182]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.534430][  T182]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.534595][  T182]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.534733][  T182]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.534865][  T182]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.535001][  T182]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.535136][  T182]  ? __kernel_text_address (kernel/extable.c:79)
[    9.535270][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.535406][  T182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.535537][  T182]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.535670][  T182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.535809][  T182]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.535940][  T182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.536077][  T182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.536211][  T182]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.536344][  T182]  ? __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)
[    9.536477][  T182]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.536611][  T182]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.536751][  T182]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.536885][  T182]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.537026][  T182]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.537160][  T182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.537294][  T182]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.537428][  T182]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.537562][  T182]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.537694][  T182]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.537834][  T182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.537969][  T182]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.538104][  T182]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.538238][  T182]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.538373][  T182]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.538505][  T182]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.538638][  T182]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.538777][  T182]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.538911][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.539050][  T182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.539183][  T182]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.539340][  T182]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.539475][  T182]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.539610][  T182]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.539753][  T182]  ? 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))
[    9.539887][  T182]  ? 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))
[    9.540025][  T182]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.540160][  T182]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.540294][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.540427][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[    9.540562][  T182]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.540696][  T182]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.540835][  T182]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.540975][  T182]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.541110][  T182]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.541245][  T182]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.541382][  T182]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.541515][  T182]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.541681][  T182]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[    9.541820][  T182]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.541953][  T182]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.542094][  T182]  ___sys_sendmsg (net/socket.c:2752)
[    9.542226][  T182]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.542394][  T182]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.542540][  T182]  __sys_sendmsg (net/socket.c:2784)
[    9.542673][  T182]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.542810][  T182]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.542983][  T182]  ? 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)
[    9.543118][  T182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.543254][  T182]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.543388][  T182]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.543521][  T182]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.543656][  T182]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.543826][  T182] RIP: 0033:0x7f08d0e4708e
[    9.543969][  T182] 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
[    9.544448][  T182] RSP: 002b:00007ffc33c4cf40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.544647][  T182] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f08d0e4708e
[    9.544852][  T182] RDX: 0000000000000000 RSI: 00007ffc33c4cff0 RDI: 0000000000000005
[    9.545056][  T182] RBP: 00007ffc33c4cf50 R08: 0000000000000000 R09: 0000000000000000
[    9.545257][  T182] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e7d3
[    9.545456][  T182] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc33c4d6c0
| [    9.730061][  T185] ------------[ cut here ]------------
| [    9.730318][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/185
| [    9.730569][  T185] Modules linked in: veth
| [    9.730998][  T185] Tainted: [W]=WARN
[    9.731103][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.731279][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.731463][  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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.731999][  T185] RSP: 0018:ffa00000008e6e30 EFLAGS: 00010286
[    9.732182][  T185] RAX: 00000000ffffffa6 RBX: ff1100000905c740 RCX: 1ff400000011cd8c
[    9.732392][  T185] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000905c7fc
[    9.732599][  T185] RBP: ff110000079f1000 R08: 1fe220000120b901 R09: ff1100000d6e2ed0
[    9.732876][  T185] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.733087][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000095ba000
[    9.733296][  T185] FS:  00007f1ca9e22840(0000) GS:ff1100008192c000(0000) knlGS:0000000000000000
[    9.733544][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.733728][  T185] CR2: 000055e158421d30 CR3: 000000000cfc7005 CR4: 0000000000771ef0
[    9.733938][  T185] PKRU: 55555554
[    9.734050][  T185] Call Trace:
[    9.734184][  T185]  <TASK>
[    9.734267][  T185]  ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[    9.734412][  T185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.734551][  T185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.734658][  T185]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.734803][  T185]  __dev_notify_flags (net/core/dev.c:9787)
[    9.734941][  T185]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.735091][  T185]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[    9.735231][  T185]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[    9.735377][  T185]  ? netif_change_name (net/core/dev.c:1495)
[    9.735516][  T185]  ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[    9.735691][  T185]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.735926][  T185]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.736075][  T185] veth_newlink (drivers/net/veth.c:1871) veth
[    9.736217][  T185]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.736392][  T185]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.736537][  T185]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.736678][  T185]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.737011][  T185]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.737150][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.737290][  T185]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.737428][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.737569][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.737795][  T185]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.737935][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.738078][  T185]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.738218][  T185]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.738369][  T185]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.738517][  T185]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.738659][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.738881][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.739028][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.739165][  T185]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.739302][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.739445][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.739585][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.739812][  T185]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.739951][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.740121][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.740264][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.740405][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.740542][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.740684][  T185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.740903][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.741071][  T185]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.741212][  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))
[    9.741351][  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))
[    9.741493][  T185]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.741633][  T185]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.741853][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.742005][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[    9.742345][  T185]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.742491][  T185]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.742632][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.742853][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.743001][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.743142][  T185]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.743282][  T185]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.743421][  T185]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.743594][  T185]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[    9.743816][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.743956][  T185]  ? rcu_read_unlock (./include/linux/rcupdate.h:867 (discriminator 5))
[    9.744132][  T185]  ___sys_sendmsg (net/socket.c:2752)
[    9.744272][  T185]  ? wp_page_copy (./include/linux/pgtable.h:117 mm/memory.c:3976)
[    9.744414][  T185]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.744652][  T185]  ? do_wp_page (./include/linux/pgtable.h:117 mm/memory.c:4331)
[    9.744875][  T185]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    9.745024][  T185]  __sys_sendmsg (net/socket.c:2784)
[    9.745164][  T185]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.745306][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.745445][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.745582][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.745802][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.745944][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.746088][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.746261][  T185] RIP: 0033:0x7f1caa05c08e
[    9.746409][  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
[    9.747093][  T185] RSP: 002b:00007fffec078990 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.747302][  T185] RAX: ffffffffffffffda RBX: 00007fffec079138 RCX: 00007f1caa05c08e
[    9.747509][  T185] RDX: 0000000000000000 RSI: 00007fffec078a40 RDI: 0000000000000005
[    9.747892][  T185] RBP: 00007fffec0789a0 R08: 0000000000000000 R09: 0000000000000000
[    9.748101][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e7d4
[    9.748306][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffec079110
| [    9.765508][  T185] ------------[ cut here ]------------
| [    9.765743][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/185
| [    9.766041][  T185] Modules linked in: veth
| [    9.766522][  T185] Tainted: [W]=WARN
[    9.766673][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.766905][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.767142][  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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.767687][  T185] RSP: 0018:ffa00000008e71b0 EFLAGS: 00010286
[    9.767922][  T185] RAX: 00000000ffffffa6 RBX: ff1100000b431540 RCX: 1ff400000011cdfc
[    9.768184][  T185] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b4315fc
[    9.768435][  T185] RBP: ff11000001db4000 R08: 1fe22000016862c1 R09: ff1100000d6e2ed0
[    9.768686][  T185] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.768953][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.769215][  T185] FS:  00007f1ca9e22840(0000) GS:ff110000818ac000(0000) knlGS:0000000000000000
[    9.769501][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.769733][  T185] CR2: 000055e139187850 CR3: 000000000cfc7003 CR4: 0000000000771ef0
[    9.769997][  T185] PKRU: 55555554
[    9.770150][  T185] Call Trace:
[    9.770301][  T185]  <TASK>
[    9.770418][  T185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.770605][  T185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.770772][  T185]  __dev_notify_flags (net/core/dev.c:9787)
[    9.770960][  T185]  ? netif_change_name (net/core/dev.c:1495)
[    9.771163][  T185]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.771349][  T185]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.771536][  T185]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.771736][  T185]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.771924][  T185]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.772117][  T185]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.772302][  T185]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.772492][  T185]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.772683][  T185]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.772882][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.773075][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.773261][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.773444][  T185]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.773627][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.773829][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.774019][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.774209][  T185]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.774395][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.774583][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.774787][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.774981][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.775168][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.775358][  T185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.775545][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.775744][  T185]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.775934][  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))
[    9.776121][  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))
[    9.776311][  T185]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.776499][  T185]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.776685][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.776885][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[    9.777081][  T185]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.777270][  T185]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.777458][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.777642][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.777841][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.778036][  T185]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.778222][  T185]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.778406][  T185]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.778622][  T185]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[    9.778854][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.779046][  T185]  ? rcu_read_unlock (./include/linux/rcupdate.h:867 (discriminator 5))
[    9.779232][  T185]  ___sys_sendmsg (net/socket.c:2752)
[    9.779415][  T185]  ? wp_page_copy (./include/linux/pgtable.h:117 mm/memory.c:3976)
[    9.779599][  T185]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.779798][  T185]  ? do_wp_page (./include/linux/pgtable.h:117 mm/memory.c:4331)
[    9.779995][  T185]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    9.780183][  T185]  __sys_sendmsg (net/socket.c:2784)
[    9.780370][  T185]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.780559][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.780757][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.780943][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.781138][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.781323][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.781541][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.781768][  T185] RIP: 0033:0x7f1caa05c08e
[    9.781964][  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
[    9.782492][  T185] RSP: 002b:00007fffec078990 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.782751][  T185] RAX: ffffffffffffffda RBX: 00007fffec079138 RCX: 00007f1caa05c08e
[    9.783007][  T185] RDX: 0000000000000000 RSI: 00007fffec078a40 RDI: 0000000000000005
[    9.783252][  T185] RBP: 00007fffec0789a0 R08: 0000000000000000 R09: 0000000000000000
[    9.783494][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e7d4
[    9.783749][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffec079110
| [    9.824722][  T188] ------------[ cut here ]------------
| [    9.824893][  T188] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/188
| [    9.825144][  T188] Modules linked in: veth
| [    9.825539][  T188] Tainted: [W]=WARN
[    9.825644][  T188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.826161][  T188] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.826349][  T188] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.826924][  T188] RSP: 0018:ffa00000008e6e30 EFLAGS: 00010286
[    9.827105][  T188] RAX: 00000000ffffffa6 RBX: ff1100000f41ae40 RCX: 1ff400000011cd8c
[    9.827312][  T188] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000f41aefc
[    9.827519][  T188] RBP: ff1100000d704000 R08: 1fe2200001e835e1 R09: ff1100000ce6aed0
[    9.827734][  T188] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[    9.827944][  T188] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b7c3180
[    9.828156][  T188] FS:  00007f331dc6a840(0000) GS:ff1100008182c000(0000) knlGS:0000000000000000
[    9.828410][  T188] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.828585][  T188] CR2: 00000000004eb188 CR3: 000000000b581004 CR4: 0000000000771ef0
[    9.828800][  T188] PKRU: 55555554
[    9.828905][  T188] Call Trace:
[    9.829015][  T188]  <TASK>
[    9.829087][  T188]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.829228][  T188]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.829335][  T188]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.829509][  T188]  __dev_notify_flags (net/core/dev.c:9787)
[    9.829650][  T188]  ? netif_change_name (net/core/dev.c:1495)
[    9.829793][  T188]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.829931][  T188]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.830074][  T188]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.830215][  T188]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.830355][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.830494][  T188]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.830636][  T188]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.830779][  T188]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.830917][  T188]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.831063][  T188] veth_newlink (drivers/net/veth.c:1871) veth
[    9.831205][  T188]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[    9.831376][  T188]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.831515][  T188]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.831654][  T188]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.831815][  T188]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.831955][  T188]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.832102][  T188]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.832240][  T188]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.832380][  T188]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.832521][  T188]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.832662][  T188]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.832809][  T188]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.832950][  T188]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.833100][  T188]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.833243][  T188]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.833384][  T188]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.833523][  T188]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.833664][  T188]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.833808][  T188]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.833948][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.834094][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.834274][  T188]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.834418][  T188]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.834557][  T188]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.834695][  T188]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.834839][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.834988][  T188]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.835127][  T188]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.835268][  T188]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.835406][  T188]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.835546][  T188]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.835689][  T188]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.835832][  T188]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.835978][  T188]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.836120][  T188]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.836261][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.836401][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[    9.836543][  T188]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.836684][  T188]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.836825][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.836974][  T188]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.837116][  T188]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.837259][  T188]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.837400][  T188]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.837543][  T188]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.837721][  T188]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[    9.837863][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.838008][  T188]  ? rcu_read_unlock (./include/linux/rcupdate.h:867 (discriminator 5))
[    9.838151][  T188]  ___sys_sendmsg (net/socket.c:2752)
[    9.838293][  T188]  ? wp_page_copy (./include/linux/pgtable.h:117 mm/memory.c:3976)
[    9.838436][  T188]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.838581][  T188]  ? do_wp_page (./include/linux/pgtable.h:117 mm/memory.c:4331)
[    9.838727][  T188]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    9.838875][  T188]  __sys_sendmsg (net/socket.c:2784)
[    9.839021][  T188]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.839166][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.839307][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.839448][  T188]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.839589][  T188]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.839735][  T188]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.839876][  T188]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.840055][  T188] RIP: 0033:0x7f331dea408e
[    9.840203][  T188] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.840711][  T188] RSP: 002b:00007fff69b337e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.840925][  T188] RAX: ffffffffffffffda RBX: 00007fff69b33f88 RCX: 00007f331dea408e
[    9.841139][  T188] RDX: 0000000000000000 RSI: 00007fff69b33890 RDI: 0000000000000005
[    9.841350][  T188] RBP: 00007fff69b337f0 R08: 0000000000000000 R09: 0000000000000000
[    9.841560][  T188] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e7d4
[    9.841774][  T188] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff69b33f60
| [    9.852379][  T188] ------------[ cut here ]------------
| [    9.852543][  T188] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/188
| [    9.852939][  T188] Modules linked in: veth
| [    9.853350][  T188] Tainted: [W]=WARN
[    9.853452][  T188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.853620][  T188] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.853809][  T188] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.854300][  T188] RSP: 0018:ffa00000008e71b0 EFLAGS: 00010286
[    9.854470][  T188] RAX: 00000000ffffffa6 RBX: ff110000028d4ac0 RCX: 1ff400000011cdfc
[    9.854671][  T188] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028d4b7c
[    9.854877][  T188] RBP: ff1100000d701000 R08: 1fe220000051a971 R09: ff1100000ce6aed0
[    9.855082][  T188] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[    9.855284][  T188] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.855486][  T188] FS:  00007f331dc6a840(0000) GS:ff1100008182c000(0000) knlGS:0000000000000000
[    9.855726][  T188] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.855897][  T188] CR2: 00000000004eb188 CR3: 000000000b581004 CR4: 0000000000771ef0
[    9.856106][  T188] PKRU: 55555554
[    9.856207][  T188] Call Trace:
[    9.856307][  T188]  <TASK>
[    9.856378][  T188]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.856515][  T188]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.856619][  T188]  __dev_notify_flags (net/core/dev.c:9787)
[    9.856761][  T188]  ? netif_change_name (net/core/dev.c:1495)
[    9.856897][  T188]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.857039][  T188]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.857176][  T188]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.857313][  T188]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.857450][  T188]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.857583][  T188]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.857722][  T188]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.857864][  T188]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.858007][  T188]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.858143][  T188]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.858277][  T188]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.858412][  T188]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.858547][  T188]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.858680][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.858825][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.858961][  T188]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.859101][  T188]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.859238][  T188]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.859372][  T188]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.859506][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.859643][  T188]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.859784][  T188]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.859920][  T188]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.860060][  T188]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.860195][  T188]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.860334][  T188]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.860472][  T188]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.860610][  T188]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.860752][  T188]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.860886][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.861027][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[    9.861162][  T188]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.861297][  T188]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.861430][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.861565][  T188]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.861700][  T188]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.861842][  T188]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.861979][  T188]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.862115][  T188]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.862281][  T188]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[    9.862417][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.862552][  T188]  ? rcu_read_unlock (./include/linux/rcupdate.h:867 (discriminator 5))
[    9.862688][  T188]  ___sys_sendmsg (net/socket.c:2752)
[    9.862826][  T188]  ? wp_page_copy (./include/linux/pgtable.h:117 mm/memory.c:3976)
[    9.862960][  T188]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.863104][  T188]  ? do_wp_page (./include/linux/pgtable.h:117 mm/memory.c:4331)
[    9.863244][  T188]  ? lock_vma_under_rcu (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) mm/mmap_lock.c:329 (discriminator 2))
[    9.863381][  T188]  __sys_sendmsg (net/socket.c:2784)
[    9.863516][  T188]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.863655][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.863792][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.863929][  T188]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.864068][  T188]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.864201][  T188]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.864334][  T188]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.864501][  T188] RIP: 0033:0x7f331dea408e
[    9.864641][  T188] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.865132][  T188] RSP: 002b:00007fff69b337e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.865336][  T188] RAX: ffffffffffffffda RBX: 00007fff69b33f88 RCX: 00007f331dea408e
[    9.865536][  T188] RDX: 0000000000000000 RSI: 00007fff69b33890 RDI: 0000000000000005
[    9.865741][  T188] RBP: 00007fff69b337f0 R08: 0000000000000000 R09: 0000000000000000
[    9.865944][  T188] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e7d4
[    9.866151][  T188] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff69b33f60
| [    9.901253][  T190] ------------[ cut here ]------------
| [    9.901443][  T190] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/190
| [    9.901737][  T190] Modules linked in: veth
| [    9.902215][  T190] Tainted: [W]=WARN
[    9.902361][  T190] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.902571][  T190] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.902807][  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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.903332][  T190] RSP: 0018:ffa00000005c7030 EFLAGS: 00010286
[    9.903547][  T190] RAX: 00000000ffffffa6 RBX: ff110000028d58c0 RCX: 1ff40000000b8dcc
[    9.903806][  T190] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000028d597c
[    9.904062][  T190] RBP: ff11000001db4000 R08: 1fe220000051ab31 R09: ff1100000d6e51e8
[    9.904308][  T190] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[    9.904552][  T190] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000001db4ce1
[    9.904813][  T190] FS:  00007f99acbdc840(0000) GS:ff110000818ac000(0000) knlGS:0000000000000000
[    9.905100][  T190] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.905317][  T190] CR2: 0000000034cd6988 CR3: 000000000c18e003 CR4: 0000000000771ef0
[    9.905565][  T190] PKRU: 55555554
[    9.905725][  T190] Call Trace:
[    9.905872][  T190]  <TASK>
[    9.905995][  T190]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.906179][  T190]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.906328][  T190]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.906513][  T190]  __dev_notify_flags (net/core/dev.c:9787)
[    9.906694][  T190]  ? netif_change_name (net/core/dev.c:1495)
[    9.906888][  T190]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.907079][  T190]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.907262][  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))
[    9.907447][  T190]  netif_change_flags (net/core/dev.c:9820)
[    9.907628][  T190]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.907827][  T190]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.908017][  T190]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.908231][  T190]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.908411][  T190]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.908592][  T190]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.908785][  T190]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.908976][  T190]  ? __kernel_text_address (kernel/extable.c:79)
[    9.909161][  T190]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.909344][  T190]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.909524][  T190]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.909729][  T190]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.909909][  T190]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.910096][  T190]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.910276][  T190]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.910463][  T190]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.910646][  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)
[    9.910861][  T190]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.911048][  T190]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.911231][  T190]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.911413][  T190]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.911597][  T190]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.911793][  T190]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.911981][  T190]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.912164][  T190]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.912344][  T190]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.912524][  T190]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.912769][  T190]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.912951][  T190]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.913141][  T190]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.913322][  T190]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.913507][  T190]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.913688][  T190]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.913883][  T190]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.914070][  T190]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.914250][  T190]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.914432][  T190]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.914611][  T190]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.914810][  T190]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.914999][  T190]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.915180][  T190]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.915365][  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))
[    9.915544][  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))
[    9.915740][  T190]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.915922][  T190]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.916112][  T190]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.916295][  T190]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[    9.916478][  T190]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.916659][  T190]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.916852][  T190]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.917041][  T190]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.917223][  T190]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.917405][  T190]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.917586][  T190]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.917784][  T190]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.918005][  T190]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[    9.918188][  T190]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.918371][  T190]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.918554][  T190]  ___sys_sendmsg (net/socket.c:2752)
[    9.918746][  T190]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.918963][  T190]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.919164][  T190]  __sys_sendmsg (net/socket.c:2784)
[    9.919347][  T190]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.919526][  T190]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.919755][  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)
[    9.919937][  T190]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.920126][  T190]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.920307][  T190]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.920490][  T190]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.920671][  T190]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.920891][  T190] RIP: 0033:0x7f99ace1608e
[    9.921082][  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
[    9.921601][  T190] RSP: 002b:00007fffc2fe5c50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.921857][  T190] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f99ace1608e
[    9.922108][  T190] RDX: 0000000000000000 RSI: 00007fffc2fe5d00 RDI: 0000000000000005
[    9.922352][  T190] RBP: 00007fffc2fe5c60 R08: 0000000000000000 R09: 0000000000000000
[    9.922599][  T190] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e7d4
[    9.922855][  T190] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffc2fe63d0
| [   10.010950][  T193] ------------[ cut here ]------------
| [   10.011115][  T193] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/193
| [   10.011351][  T193] Modules linked in: veth
| [   10.011740][  T193] Tainted: [W]=WARN
[   10.011841][  T193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.012013][  T193] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.012191][  T193] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.012698][  T193] RSP: 0018:ffa00000005b7030 EFLAGS: 00010286
[   10.012866][  T193] RAX: 00000000ffffffa6 RBX: ff110000055cc740 RCX: 1ff40000000b6dcc
[   10.013076][  T193] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000055cc7fc
[   10.013270][  T193] RBP: ff110000079f1000 R08: 1fe2200000ab9901 R09: ff1100000d91aea8
[   10.013463][  T193] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   10.013657][  T193] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000079f1ce1
[   10.013863][  T193] FS:  00007f0079e07840(0000) GS:ff1100008192c000(0000) knlGS:0000000000000000
[   10.014098][  T193] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.014265][  T193] CR2: 000000000f6d5988 CR3: 000000000f49f001 CR4: 0000000000771ef0
[   10.014459][  T193] PKRU: 55555554
[   10.014555][  T193] Call Trace:
[   10.014651][  T193]  <TASK>
[   10.014723][  T193]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.014855][  T193]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.014954][  T193]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.015089][  T193]  __dev_notify_flags (net/core/dev.c:9787)
[   10.015220][  T193]  ? netif_change_name (net/core/dev.c:1495)
[   10.015349][  T193]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.015482][  T193]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.015614][  T193]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   10.015752][  T193]  netif_change_flags (net/core/dev.c:9820)
[   10.015882][  T193]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.016016][  T193]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.016146][  T193]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.016323][  T193]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.016457][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.016591][  T193]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.016817][  T193]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.016977][  T193]  ? __kernel_text_address (kernel/extable.c:79)
[   10.017111][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.017242][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.017372][  T193]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.017501][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.017630][  T193]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.017870][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.018006][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.018135][  T193]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.018266][  T193]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   10.018396][  T193]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.018525][  T193]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.018657][  T193]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.018875][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.019014][  T193]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.019146][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.019274][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.019407][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.019536][  T193]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.019667][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.019877][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.020110][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.020238][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.020367][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.020498][  T193]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.020632][  T193]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.020822][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.020951][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.021083][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.021213][  T193]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.021341][  T193]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.021471][  T193]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.021600][  T193]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.021785][  T193]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.021918][  T193]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.022054][  T193]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.022187][  T193]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.022317][  T193]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.022446][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.022575][  T193]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.022761][  T193]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.022893][  T193]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.023100][  T193]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.023229][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.023363][  T193]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.023499][  T193]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.023634][  T193]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.023821][  T193]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.023987][  T193]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.024118][  T193]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.024248][  T193]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.024383][  T193]  ___sys_sendmsg (net/socket.c:2752)
[   10.024516][  T193]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.024678][  T193]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.024899][  T193]  __sys_sendmsg (net/socket.c:2784)
[   10.025035][  T193]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.025165][  T193]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.025334][  T193]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.025470][  T193]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.025602][  T193]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.025739][  T193]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.025868][  T193]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.026003][  T193]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.026167][  T193] RIP: 0033:0x7f007a04108e
[   10.026309][  T193] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.026780][  T193] RSP: 002b:00007ffe97796770 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.026985][  T193] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f007a04108e
[   10.027187][  T193] RDX: 0000000000000000 RSI: 00007ffe97796820 RDI: 0000000000000005
[   10.027385][  T193] RBP: 00007ffe97796780 R08: 0000000000000000 R09: 0000000000000000
[   10.027579][  T193] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e7d4
[   10.027780][  T193] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe97796ef0
| [   10.030000][   T91] ------------[ cut here ]------------
| [   10.030160][   T91] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/91
| [   10.030443][   T91] Modules linked in: veth
| [   10.031391][   T91] Tainted: [W]=WARN
[   10.031554][   T91] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.031799][   T91] Workqueue: events_unbound linkwatch_event
[   10.031998][   T91] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.032159][   T91] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.032600][   T91] RSP: 0018:ffa00000004f79e0 EFLAGS: 00010286
[   10.032762][   T91] RAX: 00000000ffffffa6 RBX: ff11000009398200 RCX: 1ff400000009ef02
[   10.032946][   T91] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000093982bc
[   10.033143][   T91] RBP: ff11000001db4000 R08: 1fe2200001273059 R09: ff11000008ca2ef8
[   10.033326][   T91] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   10.033510][   T91] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.033697][   T91] FS:  0000000000000000(0000) GS:ff1100008192c000(0000) knlGS:0000000000000000
[   10.033919][   T91] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.034077][   T91] CR2: 000000000f6d5988 CR3: 0000000018539004 CR4: 0000000000771ef0
[   10.034264][   T91] PKRU: 55555554
[   10.034357][   T91] Call Trace:
[   10.034449][   T91]  <TASK>
[   10.034523][   T91]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.034648][   T91]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.034779][   T91]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.034874][   T91]  netif_state_change (net/core/dev.c:1605)
[   10.035004][   T91]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.035159][   T91]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.035285][   T91]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.035411][   T91]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.035539][   T91]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.035664][   T91]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   10.035794][   T91]  process_one_work (kernel/workqueue.c:3314)
[   10.035922][   T91]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.036051][   T91]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.036180][   T91]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.036307][   T91]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.036431][   T91]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   10.036558][   T91]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.036681][   T91]  kthread (kernel/kthread.c:436)
[   10.036779][   T91]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.036933][   T91]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.037062][   T91]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.037189][   T91]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.037341][   T91]  ? trace_x86_fpu_regs_deactivated (./arch/x86/include/asm/trace/fpu.h:52 (discriminator 22))
[   10.037495][   T91]  ? save_fpregs_to_fpstate (arch/x86/kernel/fpu/core.c:144)
[   10.037619][   T91]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.037749][   T91]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.037873][   T91]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   10.074835][  T194] ------------[ cut here ]------------
| [   10.075010][  T194] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/194
| [   10.075244][  T194] Modules linked in: veth
| [   10.075624][  T194] Tainted: [W]=WARN
[   10.075732][  T194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.075898][  T194] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.076075][  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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.076550][  T194] RSP: 0018:ffa00000004e7030 EFLAGS: 00010286
[   10.076722][  T194] RAX: 00000000ffffffa6 RBX: ff1100000daee900 RCX: 1ff400000009cdcc
[   10.076923][  T194] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000daee9bc
[   10.077126][  T194] RBP: ff1100000d704000 R08: 1fe2200001b5dd39 R09: ff1100000d91d1e8
[   10.077325][  T194] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   10.077524][  T194] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d704ce1
[   10.077729][  T194] FS:  00007f462f54b840(0000) GS:ff1100008192c000(0000) knlGS:0000000000000000
[   10.077962][  T194] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.078136][  T194] CR2: 000000002f374988 CR3: 000000000c280003 CR4: 0000000000771ef0
[   10.078336][  T194] PKRU: 55555554
[   10.078436][  T194] Call Trace:
[   10.078537][  T194]  <TASK>
[   10.078606][  T194]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.078747][  T194]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.078850][  T194]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.078985][  T194]  __dev_notify_flags (net/core/dev.c:9787)
[   10.079120][  T194]  ? netif_change_name (net/core/dev.c:1495)
[   10.079253][  T194]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.079385][  T194]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.079521][  T194]  ? 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))
[   10.079659][  T194]  netif_change_flags (net/core/dev.c:9820)
[   10.079800][  T194]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.079935][  T194]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.080074][  T194]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.080241][  T194]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.080375][  T194]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.080509][  T194]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.080643][  T194]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.080782][  T194]  ? __kernel_text_address (kernel/extable.c:79)
[   10.080915][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.081051][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.081183][  T194]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.081319][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.081452][  T194]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.081585][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.081721][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.081853][  T194]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.081993][  T194]  ? __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)
[   10.082126][  T194]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.082259][  T194]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.082395][  T194]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.082532][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.082671][  T194]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.082813][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.082946][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.083082][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.083215][  T194]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.083348][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.083485][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.083618][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.083754][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.083886][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.084025][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.084158][  T194]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.084291][  T194]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.084425][  T194]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.084558][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.084694][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.084832][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.084969][  T194]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.085102][  T194]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.085236][  T194]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.085379][  T194]  ? 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))
[   10.085515][  T194]  ? 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))
[   10.085651][  T194]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.085790][  T194]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.085925][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.086061][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.086196][  T194]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.086332][  T194]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.086464][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.086599][  T194]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.086737][  T194]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.086872][  T194]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.087009][  T194]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.087142][  T194]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.087308][  T194]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.087443][  T194]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.087577][  T194]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.087716][  T194]  ___sys_sendmsg (net/socket.c:2752)
[   10.087850][  T194]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.088022][  T194]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.088168][  T194]  __sys_sendmsg (net/socket.c:2784)
[   10.088303][  T194]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.088436][  T194]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.088608][  T194]  ? 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)
[   10.088749][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.088885][  T194]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.089024][  T194]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.089157][  T194]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.089292][  T194]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.089459][  T194] RIP: 0033:0x7f462f78508e
[   10.089601][  T194] 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
[   10.090093][  T194] RSP: 002b:00007ffc412b4f10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.090296][  T194] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f462f78508e
[   10.090506][  T194] RDX: 0000000000000000 RSI: 00007ffc412b4fc0 RDI: 0000000000000005
[   10.090714][  T194] RBP: 00007ffc412b4f20 R08: 0000000000000000 R09: 0000000000000000
[   10.090915][  T194] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e7d4
[   10.091148][  T194] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc412b5690
| [   10.118162][  T195] ------------[ cut here ]------------
| [   10.118317][  T195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/195
| [   10.118549][  T195] Modules linked in: veth
| [   10.118933][  T195] Tainted: [W]=WARN
[   10.119039][  T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.119206][  T195] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.119378][  T195] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.119861][  T195] RSP: 0018:ffa00000005f7150 EFLAGS: 00010286
[   10.120036][  T195] RAX: 00000000ffffffa6 RBX: ff1100000daef540 RCX: 1ff40000000bedf0
[   10.120234][  T195] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000daef5fc
[   10.120434][  T195] RBP: ff110000079f1000 R08: 1fe2200001b5dec1 R09: ff11000009b6d1e8
[   10.120633][  T195] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   10.120836][  T195] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b5651c0
[   10.121043][  T195] FS:  00007f03e5eab840(0000) GS:ff1100008182c000(0000) knlGS:0000000000000000
[   10.121276][  T195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.121443][  T195] CR2: 00000000004eb5e0 CR3: 000000000f4ff004 CR4: 0000000000771ef0
[   10.121642][  T195] PKRU: 55555554
[   10.121746][  T195] Call Trace:
[   10.121846][  T195]  <TASK>
[   10.121916][  T195]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.122055][  T195]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.122188][  T195]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.122289][  T195]  netif_state_change (net/core/dev.c:1605)
[   10.122422][  T195]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.122587][  T195]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[   10.122760][  T195]  linkwatch_sync_dev (net/core/link_watch.c:295)
[   10.122893][  T195]  rtnl_getlink (net/core/rtnetlink.c:4273)
[   10.123030][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.123162][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.123295][  T195]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[   10.123429][  T195]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.123561][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.123693][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.123850][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.123987][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.124118][  T195]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.124246][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.124373][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.124504][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.124634][  T195]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[   10.124770][  T195]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.124898][  T195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.125030][  T195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.125157][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.125287][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.125414][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.125542][  T195]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.125669][  T195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.125886][  T195]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.126105][  T195]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.126232][  T195]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.126363][  T195]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.126495][  T195]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.126627][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.126813][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.126952][  T195]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.127085][  T195]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.127215][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.127345][  T195]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.127474][  T195]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.127606][  T195]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.127795][  T195]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.127925][  T195]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.128088][  T195]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.128214][  T195]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.128343][  T195]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.128501][  T195]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.128630][  T195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.128844][  T195]  ___sys_sendmsg (net/socket.c:2752)
[   10.128982][  T195]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.129118][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.129253][  T195]  ? _copy_from_user (./include/linux/instrumented.h:146 ./include/linux/uaccess.h:184 lib/usercopy.c:18)
[   10.129387][  T195]  ? do_getsockname (net/socket.c:2192)
[   10.129521][  T195]  __sys_sendmsg (net/socket.c:2784)
[   10.129653][  T195]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.129852][  T195]  ? __sys_getsockname (net/socket.c:2210)
[   10.129992][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.130126][  T195]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.130253][  T195]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.130379][  T195]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.130508][  T195]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.130666][  T195] RIP: 0033:0x7f03e60e508e
[   10.130875][  T195] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.131334][  T195] RSP: 002b:00007ffdf9293710 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.131525][  T195] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f03e60e508e
[   10.131760][  T195] RDX: 0000000000000000 RSI: 00007ffdf92937c0 RDI: 0000000000000006
[   10.131951][  T195] RBP: 00007ffdf9293720 R08: 0000000000000000 R09: 0000000000000000
[   10.132148][  T195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e7d4
[   10.132337][  T195] R13: 00007ffdf9293870 R14: 0000000000000000 R15: 00007ffdf92943e0
| [   10.234293][  T198] ------------[ cut here ]------------
| [   10.234461][  T198] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/198
| [   10.234698][  T198] Modules linked in: veth
| [   10.235327][  T198] Tainted: [W]=WARN
[   10.235428][  T198] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.235594][  T198] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.235776][  T198] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.236259][  T198] RSP: 0018:ffa0000000707030 EFLAGS: 00010286
[   10.236427][  T198] RAX: 00000000ffffffa6 RBX: ff1100000cd9d000 RCX: 1ff40000000e0dcc
[   10.236627][  T198] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cd9d0bc
[   10.236831][  T198] RBP: ff1100000d701000 R08: 1fe22000019b3a19 R09: ff1100000d7ad1e8
[   10.237035][  T198] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   10.237233][  T198] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d701ce1
[   10.237432][  T198] FS:  00007eff7808d840(0000) GS:ff110000817ac000(0000) knlGS:0000000000000000
[   10.237665][  T198] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.237838][  T198] CR2: 0000000038d63988 CR3: 000000000c1e2006 CR4: 0000000000771ef0
[   10.238043][  T198] PKRU: 55555554
[   10.238144][  T198] Call Trace:
[   10.238243][  T198]  <TASK>
[   10.238312][  T198]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.238447][  T198]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.238548][  T198]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.238682][  T198]  __dev_notify_flags (net/core/dev.c:9787)
[   10.238853][  T198]  ? netif_change_name (net/core/dev.c:1495)
[   10.238992][  T198]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.239125][  T198]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.239260][  T198]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   10.239398][  T198]  netif_change_flags (net/core/dev.c:9820)
[   10.239533][  T198]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.239669][  T198]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.239811][  T198]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.239983][  T198]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.240116][  T198]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.240250][  T198]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.240383][  T198]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.240517][  T198]  ? __kernel_text_address (kernel/extable.c:79)
[   10.240653][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.240793][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.240927][  T198]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.241068][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.241201][  T198]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.241334][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.241470][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.241604][  T198]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.241745][  T198]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   10.241878][  T198]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.242018][  T198]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.242153][  T198]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.242291][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.242428][  T198]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.242564][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.242700][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.242839][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.242978][  T198]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.243111][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.243248][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.243381][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.243515][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.243649][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.243790][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.243925][  T198]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.244066][  T198]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.244199][  T198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.244333][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.244469][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.244601][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.244742][  T198]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.244878][  T198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.245017][  T198]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.245155][  T198]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.245290][  T198]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.245426][  T198]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.245561][  T198]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.245696][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.245837][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.245976][  T198]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.246112][  T198]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.246247][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.246381][  T198]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.246517][  T198]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.246653][  T198]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.246791][  T198]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.246927][  T198]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.247099][  T198]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.247235][  T198]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.247370][  T198]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.247505][  T198]  ___sys_sendmsg (net/socket.c:2752)
[   10.247638][  T198]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.247812][  T198]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.247960][  T198]  __sys_sendmsg (net/socket.c:2784)
[   10.248100][  T198]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.248234][  T198]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.248405][  T198]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.248540][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.248676][  T198]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.248816][  T198]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.248950][  T198]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.249089][  T198]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.249257][  T198] RIP: 0033:0x7eff782c708e
[   10.249397][  T198] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.249881][  T198] RSP: 002b:00007ffe4f2456c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.250091][  T198] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007eff782c708e
[   10.250291][  T198] RDX: 0000000000000000 RSI: 00007ffe4f245770 RDI: 0000000000000005
[   10.250490][  T198] RBP: 00007ffe4f2456d0 R08: 0000000000000000 R09: 0000000000000000
[   10.250690][  T198] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e7d4
[   10.250897][  T198] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe4f245e40
| [   10.252936][   T47] ------------[ cut here ]------------
| [   10.253068][   T47] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/47
| [   10.253313][   T47] Modules linked in: veth
| [   10.253692][   T47] Tainted: [W]=WARN
[   10.254350][   T47] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.254508][   T47] Workqueue: events_unbound linkwatch_event
[   10.254744][   T47] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.254906][   T47] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.255349][   T47] RSP: 0018:ffa000000033f9e0 EFLAGS: 00010286
[   10.255504][   T47] RAX: 00000000ffffffa6 RBX: ff1100000cd9da80 RCX: 1ff4000000067f02
[   10.255688][   T47] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cd9db3c
[   10.255919][   T47] RBP: ff1100000d701000 R08: 1fe22000019b3b69 R09: ff11000002402ef8
[   10.256109][   T47] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   10.256295][   T47] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.256480][   T47] FS:  0000000000000000(0000) GS:ff110000817ac000(0000) knlGS:0000000000000000
[   10.256698][   T47] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.256904][   T47] CR2: 0000000038d63988 CR3: 000000000c1e2006 CR4: 0000000000771ef0
[   10.257094][   T47] PKRU: 55555554
[   10.257188][   T47] Call Trace:
[   10.257280][   T47]  <TASK>
[   10.257344][   T47]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.257470][   T47]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.257597][   T47]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.257694][   T47]  netif_state_change (net/core/dev.c:1605)
[   10.257840][   T47]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.258005][   T47]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.258133][   T47]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.258259][   T47]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.258387][   T47]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.258512][   T47]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   10.258638][   T47]  process_one_work (kernel/workqueue.c:3314)
[   10.258773][   T47]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.258900][   T47]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.259040][   T47]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.259169][   T47]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.259294][   T47]  kthread (kernel/kthread.c:436)
[   10.259387][   T47]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.259543][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.259668][   T47]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.259800][   T47]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.259957][   T47]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.260088][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.260211][   T47]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   10.261942][   T47] ------------[ cut here ]------------
| [   10.262072][   T47] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/47
| [   10.262314][   T47] Modules linked in: veth
| [   10.262692][   T47] Tainted: [W]=WARN
[   10.263374][   T47] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.263533][   T47] Workqueue: events_unbound linkwatch_event
[   10.263746][   T47] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.263908][   T47] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.264358][   T47] RSP: 0018:ffa000000033f9e0 EFLAGS: 00010286
[   10.264515][   T47] RAX: 00000000ffffffa6 RBX: ff1100000cd9cc80 RCX: 1ff4000000067f02
[   10.264698][   T47] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cd9cd3c
[   10.264932][   T47] RBP: ff1100000d704000 R08: 1fe22000019b39a9 R09: ff11000002402ef8
[   10.265125][   T47] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   10.265310][   T47] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.265496][   T47] FS:  0000000000000000(0000) GS:ff110000817ac000(0000) knlGS:0000000000000000
[   10.265761][   T47] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.265917][   T47] CR2: 0000000038d63988 CR3: 0000000018539004 CR4: 0000000000771ef0
[   10.266107][   T47] PKRU: 55555554
[   10.266200][   T47] Call Trace:
[   10.266298][   T47]  <TASK>
[   10.266363][   T47]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.266487][   T47]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.266612][   T47]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.266757][   T47]  netif_state_change (net/core/dev.c:1605)
[   10.266884][   T47]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.267046][   T47]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.267169][   T47]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.267294][   T47]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.267421][   T47]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.267546][   T47]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   10.267671][   T47]  process_one_work (kernel/workqueue.c:3314)
[   10.267848][   T47]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.267976][   T47]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.268104][   T47]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.268233][   T47]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.268357][   T47]  kthread (kernel/kthread.c:436)
[   10.268451][   T47]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.268605][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.268779][   T47]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.268905][   T47]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.269066][   T47]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.269190][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.269315][   T47]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   13.555143][   T12] ------------[ cut here ]------------
| [   13.555352][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   13.555607][   T12] Modules linked in: sctp ip6_udp_tunnel udp_tunnel xt_conntrack nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables x_tables sch_netem cls_u32 sch_htb veth
| [   13.556468][   T12] Tainted: [W]=WARN
[   13.556562][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.556729][   T12] Workqueue: netns cleanup_net
[   13.556859][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.557063][   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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.557517][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   13.557676][   T12] RAX: 00000000ffffffa6 RBX: ff1100000daa43c0 RCX: 1ff4000000018eaf
[   13.557898][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000daa447c
[   13.558099][   T12] RBP: ff1100000d701000 R08: 1fe2200001b54891 R09: ff11000001afd260
[   13.558289][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   13.558478][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d704000
[   13.558673][   T12] FS:  0000000000000000(0000) GS:ff1100008182c000(0000) knlGS:0000000000000000
[   13.558904][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.559071][   T12] CR2: 00007f81f1ad2000 CR3: 0000000018539004 CR4: 0000000000771ef0
[   13.559264][   T12] PKRU: 55555554
[   13.559360][   T12] Call Trace:
[   13.559456][   T12]  <TASK>
[   13.559524][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.559654][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.559758][   T12]  netif_close_many (net/core/dev.c:1804)
[   13.559889][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.560027][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.560155][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.560282][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   13.560412][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   13.560571][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   13.560699][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   13.560866][   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)
[   13.561003][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.561165][   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)
[   13.561294][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.561423][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   13.561582][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   13.561720][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   13.561848][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   13.561975][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   13.562109][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   13.562236][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.562362][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   13.562494][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   13.562623][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   13.562807][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.562938][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   13.563071][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   13.563198][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   13.563331][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.563459][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.563588][   T12]  process_one_work (kernel/workqueue.c:3314)
[   13.563770][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   13.563912][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.564052][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   13.564187][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   13.564318][   T12]  kthread (kernel/kthread.c:436)
[   13.564418][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.564579][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.564715][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   13.564847][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   13.565010][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   13.565137][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.565265][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   13.568002][   T12] ------------[ cut here ]------------
| [   13.568134][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   13.568386][   T12] Modules linked in: sctp ip6_udp_tunnel udp_tunnel xt_conntrack nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables x_tables sch_netem cls_u32 sch_htb veth
| [   13.569082][   T12] Tainted: [W]=WARN
[   13.569177][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.569347][   T12] Workqueue: netns cleanup_net
[   13.569480][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.569647][   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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.570110][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   13.570268][   T12] RAX: 00000000ffffffa6 RBX: ff1100000daa5700 RCX: 1ff4000000018eaf
[   13.570457][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000daa57bc
[   13.570646][   T12] RBP: ff1100000d704000 R08: 1fe2200001b54af9 R09: ff11000001afd260
[   13.570845][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   13.571038][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000083ec000
[   13.571228][   T12] FS:  0000000000000000(0000) GS:ff1100008182c000(0000) knlGS:0000000000000000
[   13.571451][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.571609][   T12] CR2: 00007f81f1ad2000 CR3: 0000000018539004 CR4: 0000000000771ef0
[   13.571807][   T12] PKRU: 55555554
[   13.571901][   T12] Call Trace:
[   13.572000][   T12]  <TASK>
[   13.572065][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.572193][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   13.572321][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.572419][   T12]  netif_close_many (net/core/dev.c:1804)
[   13.572545][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.572670][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.572805][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.572931][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   13.573060][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   13.573214][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   13.573343][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   13.573501][   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)
[   13.573629][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.573792][   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)
[   13.573919][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.574051][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   13.574210][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   13.574338][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   13.574466][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   13.574592][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   13.574723][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   13.574851][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.574977][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   13.575108][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   13.575238][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   13.575364][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.575493][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   13.575620][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   13.575752][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   13.575881][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.576011][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.576140][   T12]  process_one_work (kernel/workqueue.c:3314)
[   13.576269][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   13.576395][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.576527][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   13.576659][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   13.576792][   T12]  kthread (kernel/kthread.c:436)
[   13.576887][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.577048][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.577175][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   13.577300][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   13.577457][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   13.577585][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.577717][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   13.587571][   T12] ------------[ cut here ]------------
| [   13.587723][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   13.587975][   T12] Modules linked in: sctp ip6_udp_tunnel udp_tunnel xt_conntrack nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables x_tables sch_netem cls_u32 sch_htb veth
| [   13.588665][   T12] Tainted: [W]=WARN
[   13.588770][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.588930][   T12] Workqueue: netns cleanup_net
[   13.589069][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.589235][   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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.589683][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   13.589850][   T12] RAX: 00000000ffffffa6 RBX: ff110000021e6580 RCX: 1ff4000000018eaf
[   13.590047][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000021e663c
[   13.590236][   T12] RBP: ff110000083ec000 R08: 1fe220000043ccc9 R09: ff11000001afd260
[   13.590426][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   13.590618][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   13.590815][   T12] FS:  0000000000000000(0000) GS:ff110000817ac000(0000) knlGS:0000000000000000
[   13.591043][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.591205][   T12] CR2: 00007fdfdafae580 CR3: 0000000018539003 CR4: 0000000000771ef0
[   13.591396][   T12] PKRU: 55555554
[   13.591491][   T12] Call Trace:
[   13.591586][   T12]  <TASK>
[   13.591654][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.591788][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   13.591917][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.592021][   T12]  netif_close_many (net/core/dev.c:1804)
[   13.592149][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.592276][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.592404][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.592531][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   13.592659][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   13.592822][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   13.592952][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   13.593116][   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)
[   13.593245][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.593403][   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)
[   13.593532][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.593659][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   13.593826][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   13.593956][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   13.594085][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   13.594214][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   13.594342][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   13.594469][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.594595][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   13.594732][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   13.594861][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   13.594991][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.595122][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   13.595250][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   13.595376][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   13.595505][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.595632][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.595767][   T12]  process_one_work (kernel/workqueue.c:3314)
[   13.595897][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   13.596028][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.596161][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   13.596293][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   13.596423][   T12]  kthread (kernel/kthread.c:436)
[   13.596521][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.596678][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.596812][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   13.596940][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   13.597102][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   13.597232][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.597364][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   13.600155][   T12] ------------[ cut here ]------------
| [   13.600287][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   13.600528][   T12] Modules linked in: sctp ip6_udp_tunnel udp_tunnel xt_conntrack nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables x_tables sch_netem cls_u32 sch_htb veth
| [   13.601199][   T12] Tainted: [W]=WARN
[   13.601292][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.601447][   T12] Workqueue: netns cleanup_net
[   13.601574][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.601738][   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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.602179][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   13.602340][   T12] RAX: 00000000ffffffa6 RBX: ff110000021e63c0 RCX: 1ff4000000018ed5
[   13.602522][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000021e647c
[   13.602705][   T12] RBP: ff1100000d701000 R08: 1fe220000043cc91 R09: ff11000001afd260
[   13.602893][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   13.603080][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   13.603265][   T12] FS:  0000000000000000(0000) GS:ff110000817ac000(0000) knlGS:0000000000000000
[   13.603482][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.603635][   T12] CR2: 00007fdfdafae580 CR3: 0000000018539003 CR4: 0000000000771ef0
[   13.603826][   T12] PKRU: 55555554
[   13.603917][   T12] Call Trace:
[   13.604013][   T12]  <TASK>
[   13.604078][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   13.604235][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.604389][   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)
[   13.604514][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.604636][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   13.604799][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   13.604924][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   13.605051][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   13.605175][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   13.605299][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.605423][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   13.605548][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   13.605675][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   13.605808][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.605934][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   13.606061][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   13.606184][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   13.606310][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.606438][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.606566][   T12]  process_one_work (kernel/workqueue.c:3314)
[   13.606693][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   13.606829][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.606961][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   13.607091][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   13.607215][   T12]  kthread (kernel/kthread.c:436)
[   13.607309][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.607467][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.607591][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   13.607721][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   13.607875][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   13.608006][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.608132][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   13.611367][   T12] ------------[ cut here ]------------
| [   13.611496][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   13.612399][   T12] Modules linked in: sctp ip6_udp_tunnel udp_tunnel xt_conntrack nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables x_tables sch_netem cls_u32 sch_htb veth
| [   13.613105][   T12] Tainted: [W]=WARN
[   13.613273][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.613426][   T12] Workqueue: netns cleanup_net
[   13.613628][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.613838][   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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.614336][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   13.614490][   T12] RAX: 00000000ffffffa6 RBX: ff110000021e7700 RCX: 1ff4000000018ed5
[   13.614671][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000021e77bc
[   13.614901][   T12] RBP: ff1100000d704000 R08: 1fe220000043cef9 R09: ff11000001afd260
[   13.615090][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   13.615348][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   13.615533][   T12] FS:  0000000000000000(0000) GS:ff110000817ac000(0000) knlGS:0000000000000000
[   13.615794][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.616028][   T12] CR2: 00007fdfdafae580 CR3: 0000000018539003 CR4: 0000000000771ef0
[   13.616213][   T12] PKRU: 55555554
[   13.616305][   T12] Call Trace:
[   13.616398][   T12]  <TASK>
[   13.616462][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   13.616619][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.616820][   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)
[   13.616944][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.617069][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   13.617227][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   13.617350][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   13.617472][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   13.617594][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   13.617764][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.617891][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   13.618020][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   13.618217][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   13.618339][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.618465][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   13.618587][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   13.618756][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   13.618881][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.619009][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.619134][   T12]  process_one_work (kernel/workqueue.c:3314)
[   13.619260][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   13.619382][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.619511][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   13.619638][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   13.619808][   T12]  kthread (kernel/kthread.c:436)
[   13.619903][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.620134][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.620258][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   13.620381][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   13.620536][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   13.620659][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.620827][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   13.627578][   T12] ------------[ cut here ]------------
| [   13.627721][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   13.627966][   T12] Modules linked in: sctp ip6_udp_tunnel udp_tunnel xt_conntrack nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables x_tables sch_netem cls_u32 sch_htb veth
| [   13.628632][   T12] Tainted: [W]=WARN
[   13.628732][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.628886][   T12] Workqueue: netns cleanup_net
[   13.629021][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.629181][   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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.629617][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   13.629855][   T12] RAX: 00000000ffffffa6 RBX: ff1100000cd9cc80 RCX: 1ff4000000018ed5
[   13.630049][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000cd9cd3c
[   13.630234][   T12] RBP: ff110000083ec000 R08: 1fe22000019b39a9 R09: ff11000001afd260
[   13.630415][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   13.630616][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   13.631277][   T12] FS:  0000000000000000(0000) GS:ff1100008192c000(0000) knlGS:0000000000000000
[   13.631488][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.631637][   T12] CR2: 00007fde799f5000 CR3: 000000000c180004 CR4: 0000000000771ef0
[   13.631892][   T12] PKRU: 55555554
[   13.631995][   T12] Call Trace:
[   13.632087][   T12]  <TASK>
[   13.632151][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   13.632308][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.632460][   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)
[   13.632584][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.632772][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   13.632931][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   13.633060][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   13.633184][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   13.633308][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   13.633433][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.633555][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   13.633682][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   13.633873][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   13.634004][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.634130][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   13.634254][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   13.634377][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   13.634501][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.634625][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.634817][   T12]  process_one_work (kernel/workqueue.c:3314)
[   13.634955][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   13.635080][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.635208][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   13.635336][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   13.635460][   T12]  kthread (kernel/kthread.c:436)
[   13.635552][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.635705][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.635971][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   13.636101][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   13.636256][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   13.636379][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.636504][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   13.692453][   T12] ------------[ cut here ]------------
| [   13.692637][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   13.692923][   T12] Modules linked in: sctp ip6_udp_tunnel udp_tunnel xt_conntrack nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables x_tables sch_netem cls_u32 sch_htb veth
| [   13.693806][   T12] Tainted: [W]=WARN
[   13.693926][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.694087][   T12] Workqueue: netns cleanup_net
[   13.694219][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.694388][   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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.694840][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   13.695003][   T12] RAX: 00000000ffffffa6 RBX: ff1100000b4e6200 RCX: 1ff4000000018eaf
[   13.695252][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b4e62bc
[   13.695444][   T12] RBP: ff11000001db4000 R08: 1fe220000169cc59 R09: ff11000001afd260
[   13.695630][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   13.695829][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000079f1000
[   13.696050][   T12] FS:  0000000000000000(0000) GS:ff110000817ac000(0000) knlGS:0000000000000000
[   13.696274][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.696432][   T12] CR2: 00007fde79928574 CR3: 0000000018539003 CR4: 0000000000771ef0
[   13.696616][   T12] PKRU: 55555554
[   13.696726][   T12] Call Trace:
[   13.696826][   T12]  <TASK>
[   13.696892][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.697024][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.697121][   T12]  netif_close_many (net/core/dev.c:1804)
[   13.697248][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.697373][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.697509][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.697633][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   13.697788][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   13.697944][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   13.698072][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   13.698227][   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)
[   13.698351][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.698504][   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)
[   13.698627][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.698782][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   13.698940][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   13.699093][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   13.699219][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   13.699343][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   13.699498][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   13.699626][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.699765][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   13.699894][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   13.700025][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   13.700147][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.700275][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   13.700401][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   13.700525][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   13.700667][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.700805][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.700936][   T12]  process_one_work (kernel/workqueue.c:3314)
[   13.701074][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   13.701199][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.701331][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   13.701465][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   13.701595][   T12]  kthread (kernel/kthread.c:436)
[   13.701695][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.701859][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.701987][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   13.702114][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   13.702270][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   13.702394][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.702519][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   13.704751][   T12] ------------[ cut here ]------------
| [   13.704907][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   13.705165][   T12] Modules linked in: sctp ip6_udp_tunnel udp_tunnel xt_conntrack nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables x_tables sch_netem cls_u32 sch_htb veth
| [   13.705888][   T12] Tainted: [W]=WARN
[   13.706010][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.706180][   T12] Workqueue: netns cleanup_net
[   13.706309][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.706470][   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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.706935][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   13.707096][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c316040 RCX: 1ff4000000018eaf
[   13.707280][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c3160fc
[   13.707463][   T12] RBP: ff110000079f1000 R08: 1fe2200001862c21 R09: ff11000001afd260
[   13.707713][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   13.707901][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008609000
[   13.708095][   T12] FS:  0000000000000000(0000) GS:ff110000817ac000(0000) knlGS:0000000000000000
[   13.708310][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.708465][   T12] CR2: 00007fde79928574 CR3: 0000000018539003 CR4: 0000000000771ef0
[   13.708652][   T12] PKRU: 55555554
[   13.708756][   T12] Call Trace:
[   13.708850][   T12]  <TASK>
[   13.708916][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.709050][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   13.709175][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.709269][   T12]  netif_close_many (net/core/dev.c:1804)
[   13.709417][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.709549][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.709674][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.709804][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   13.709928][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   13.710087][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   13.710211][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   13.710400][   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)
[   13.710524][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.710705][   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)
[   13.710836][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.711048][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   13.711203][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   13.711343][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   13.711470][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   13.711592][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   13.711721][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   13.711866][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.711994][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   13.712120][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   13.712278][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   13.712407][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.712538][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   13.712667][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   13.712802][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   13.712932][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.713063][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.713188][   T12]  process_one_work (kernel/workqueue.c:3314)
[   13.713324][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   13.713448][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.713577][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   13.713764][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   13.713909][   T12]  kthread (kernel/kthread.c:436)
[   13.714006][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.714157][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.714280][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   13.714404][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   13.714556][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   13.714680][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.714811][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   13.716928][   T12] ------------[ cut here ]------------
| [   13.717066][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   13.717316][   T12] Modules linked in: sctp ip6_udp_tunnel udp_tunnel xt_conntrack nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables x_tables sch_netem cls_u32 sch_htb veth
| [   13.718318][   T12] Tainted: [W]=WARN
[   13.718414][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.718570][   T12] Workqueue: netns cleanup_net
[   13.718700][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.718916][   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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.719397][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   13.719557][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c317380 RCX: 1ff4000000018eaf
[   13.719796][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c31743c
[   13.719990][   T12] RBP: ff11000008609000 R08: 1fe2200001862e89 R09: ff11000001afd260
[   13.720182][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   13.720371][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   13.720614][   T12] FS:  0000000000000000(0000) GS:ff110000817ac000(0000) knlGS:0000000000000000
[   13.720886][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.721054][   T12] CR2: 00007fde79928574 CR3: 0000000018539003 CR4: 0000000000771ef0
[   13.721244][   T12] PKRU: 55555554
[   13.721340][   T12] Call Trace:
[   13.721435][   T12]  <TASK>
[   13.721500][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.721628][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   13.721807][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.721914][   T12]  netif_close_many (net/core/dev.c:1804)
[   13.722047][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.722174][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.722300][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.722428][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   13.722555][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   13.722762][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   13.722892][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   13.723055][   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)
[   13.723185][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.723343][   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)
[   13.723469][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.723596][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   13.723804][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   13.723935][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   13.724069][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   13.724197][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   13.724324][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   13.724452][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.724579][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   13.724758][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   13.724888][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   13.725022][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.725155][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   13.725282][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   13.725407][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   13.725537][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.725663][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.725843][   T12]  process_one_work (kernel/workqueue.c:3314)
[   13.725975][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   13.726107][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.726241][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   13.726374][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   13.726502][   T12]  kthread (kernel/kthread.c:436)
[   13.726597][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.726807][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.726935][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   13.727066][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   13.727226][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   13.727354][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.727482][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   13.736139][   T12] ------------[ cut here ]------------
| [   13.736304][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   13.736551][   T12] Modules linked in: sctp ip6_udp_tunnel udp_tunnel xt_conntrack nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables x_tables sch_netem cls_u32 sch_htb veth
| [   13.737240][   T12] Tainted: [W]=WARN
[   13.737380][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.737550][   T12] Workqueue: netns cleanup_net
[   13.737679][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.737856][   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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.738292][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   13.738442][   T12] RAX: 00000000ffffffa6 RBX: ff1100000d9ac3c0 RCX: 1ff4000000018ed5
[   13.738623][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d9ac47c
[   13.738862][   T12] RBP: ff11000001db4000 R08: 1fe2200001b35891 R09: ff11000001afd260
[   13.739046][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   13.739225][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   13.739407][   T12] FS:  0000000000000000(0000) GS:ff1100008182c000(0000) knlGS:0000000000000000
[   13.739629][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.739876][   T12] CR2: 00005581c791ed5c CR3: 0000000018539004 CR4: 0000000000771ef0
[   13.740084][   T12] PKRU: 55555554
[   13.740174][   T12] Call Trace:
[   13.740264][   T12]  <TASK>
[   13.740328][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   13.740485][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.740636][   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)
[   13.740765][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.740886][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   13.741046][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   13.741168][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   13.741291][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   13.741414][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   13.741538][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.741659][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   13.741790][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   13.741916][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   13.742044][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.742170][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   13.742291][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   13.742413][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   13.742537][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.742659][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.742786][   T12]  process_one_work (kernel/workqueue.c:3314)
[   13.742912][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   13.743040][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.743166][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   13.743295][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   13.743416][   T12]  kthread (kernel/kthread.c:436)
[   13.743509][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.743659][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.743788][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   13.743910][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   13.744068][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   13.744191][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.744314][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   13.747394][   T12] ------------[ cut here ]------------
| [   13.747534][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   13.747864][   T12] Modules linked in: sctp ip6_udp_tunnel udp_tunnel xt_conntrack nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables x_tables sch_netem cls_u32 sch_htb veth
| [   13.748541][   T12] Tainted: [W]=WARN
[   13.748632][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.748796][   T12] Workqueue: netns cleanup_net
[   13.748922][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.749085][   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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.749527][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   13.749683][   T12] RAX: 00000000ffffffa6 RBX: ff1100000d9ace40 RCX: 1ff4000000018ed5
[   13.749870][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d9acefc
[   13.750054][   T12] RBP: ff110000079f1000 R08: 1fe2200001b359e1 R09: ff11000001afd260
[   13.750243][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   13.750434][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   13.750621][   T12] FS:  0000000000000000(0000) GS:ff1100008182c000(0000) knlGS:0000000000000000
[   13.750895][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.751102][   T12] CR2: 00005581c791ed5c CR3: 0000000018539004 CR4: 0000000000771ef0
[   13.751287][   T12] PKRU: 55555554
[   13.751380][   T12] Call Trace:
[   13.751472][   T12]  <TASK>
[   13.751536][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   13.751691][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.751890][   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)
[   13.752021][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.752142][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   13.752299][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   13.752423][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   13.752545][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   13.752670][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   13.752840][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.752964][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   13.753094][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   13.753218][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   13.753340][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.753464][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   13.753587][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   13.753756][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   13.753879][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.754008][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.754132][   T12]  process_one_work (kernel/workqueue.c:3314)
[   13.754258][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   13.754380][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.754511][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   13.754637][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   13.754804][   T12]  kthread (kernel/kthread.c:436)
[   13.754896][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.755048][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.755171][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   13.755292][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   13.755445][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   13.755567][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.755689][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   13.764827][   T12] ------------[ cut here ]------------
| [   13.764971][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   13.765231][   T12] Modules linked in: sctp ip6_udp_tunnel udp_tunnel xt_conntrack nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables x_tables sch_netem cls_u32 sch_htb veth
| [   13.765887][   T12] Tainted: [W]=WARN
[   13.765984][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.766137][   T12] Workqueue: netns cleanup_net
[   13.766265][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.766423][   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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.766871][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   13.767030][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c104040 RCX: 1ff4000000018ed5
[   13.767214][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c1040fc
[   13.767396][   T12] RBP: ff11000008609000 R08: 1fe2200001820821 R09: ff11000001afd260
[   13.767578][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   13.767770][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   13.767954][   T12] FS:  0000000000000000(0000) GS:ff1100008182c000(0000) knlGS:0000000000000000
[   13.768172][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.768323][   T12] CR2: 00005581c791ed5c CR3: 0000000018539004 CR4: 0000000000771ef0
[   13.768506][   T12] PKRU: 55555554
[   13.768597][   T12] Call Trace:
[   13.768688][   T12]  <TASK>
[   13.768756][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   13.768914][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.769074][   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)
[   13.769197][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.769319][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   13.769476][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   13.769600][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   13.769724][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   13.769846][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   13.769971][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.770098][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   13.770223][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   13.770350][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   13.770475][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.770599][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   13.770730][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   13.770851][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   13.770973][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.771097][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.771221][   T12]  process_one_work (kernel/workqueue.c:3314)
[   13.771348][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   13.771469][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.771596][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   13.771727][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   13.771851][   T12]  kthread (kernel/kthread.c:436)
[   13.771942][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.772100][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.772228][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   13.772351][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   13.772502][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   13.772623][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.772751][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   13.857172][   T12] ------------[ cut here ]------------
| [   13.857330][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   13.857590][   T12] Modules linked in: sctp ip6_udp_tunnel udp_tunnel xt_conntrack nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables x_tables sch_netem cls_u32 sch_htb veth
| [   13.858292][   T12] Tainted: [W]=WARN
[   13.858388][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.858549][   T12] Workqueue: netns cleanup_net
[   13.858683][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.858855][   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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.859323][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   13.859531][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c105000 RCX: 1ff4000000018eaf
[   13.859805][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c1050bc
[   13.860002][   T12] RBP: ff11000008a8c000 R08: 1fe2200001820a19 R09: ff11000001afd260
[   13.860193][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   13.860383][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   13.860574][   T12] FS:  0000000000000000(0000) GS:ff1100008182c000(0000) knlGS:0000000000000000
[   13.860810][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.860971][   T12] CR2: 00007fdfdb106888 CR3: 0000000018539004 CR4: 0000000000771ef0
[   13.861183][   T12] PKRU: 55555554
[   13.861277][   T12] Call Trace:
[   13.861373][   T12]  <TASK>
[   13.861443][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   13.861576][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   13.861675][   T12]  netif_close_many (net/core/dev.c:1804)
[   13.861810][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.861936][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.862072][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.862199][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   13.862327][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   13.862484][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   13.862612][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   13.862778][   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)
[   13.862904][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.863037][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   13.863164][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.863323][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   13.863453][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   13.863580][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   13.863712][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   13.863840][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   13.863970][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.864101][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   13.864229][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   13.864358][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   13.864484][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.864614][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   13.864747][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   13.864875][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   13.865008][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.865134][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.865263][   T12]  process_one_work (kernel/workqueue.c:3314)
[   13.865394][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   13.865519][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.865650][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   13.865788][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   13.865916][   T12]  kthread (kernel/kthread.c:436)
[   13.866016][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.866173][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.866298][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   13.866424][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   13.866583][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   13.866715][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.866843][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   13.869775][   T12] ------------[ cut here ]------------
| [   13.869913][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   13.870163][   T12] Modules linked in: sctp ip6_udp_tunnel udp_tunnel xt_conntrack nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_compat nf_tables x_tables sch_netem cls_u32 sch_htb veth
| [   13.870840][   T12] Tainted: [W]=WARN
[   13.870932][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.871090][   T12] Workqueue: netns cleanup_net
[   13.871216][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   13.871375][   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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   13.871819][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   13.871972][   T12] RAX: 00000000ffffffa6 RBX: ff1100000a2a8200 RCX: 1ff4000000018ed5
[   13.872157][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a2a82bc
[   13.872337][   T12] RBP: ff11000008a8c000 R08: 1fe2200001455059 R09: ff11000001afd260
[   13.872525][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   13.872705][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   13.872893][   T12] FS:  0000000000000000(0000) GS:ff1100008182c000(0000) knlGS:0000000000000000
[   13.873111][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   13.873263][   T12] CR2: 00007fdfdb106888 CR3: 0000000018539004 CR4: 0000000000771ef0
[   13.873449][   T12] PKRU: 55555554
[   13.873541][   T12] Call Trace:
[   13.873632][   T12]  <TASK>
[   13.873696][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   13.873859][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   13.874016][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   13.874139][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   13.874262][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   13.874383][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   13.874505][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   13.874631][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   13.874757][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   13.874881][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   13.875008][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   13.875132][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   13.875256][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   13.875377][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   13.875501][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   13.875626][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   13.875755][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   13.875879][   T12]  process_one_work (kernel/workqueue.c:3314)
[   13.876007][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   13.876131][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   13.876259][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   13.876386][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   13.876508][   T12]  kthread (kernel/kthread.c:436)
[   13.876601][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.876759][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   13.876882][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   13.877009][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   13.877160][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   13.877281][   T12]  ? kthread_affine_node (kernel/kthread.c:378)


Finger prints:
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_state_change:linkwatch_sync_dev:rtnl_getlink
rtmsg_ifinfo_build_skb:unregister_netdevice_many_notify:default_device_exit_batch:ops_undo_list:cleanup_net
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_close_many:unregister_netdevice_many_notify:default_device_exit_batch
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:veth_newlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:register_netdevice:register_netdev:loopback_net_init
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:netif_state_change:__linkwatch_run_queue:linkwatch_event
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:netif_change_flags:rtnl_newlink
rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags:rtnl_configure_link:rtnl_newlink_create