======================================
| xx__-> [    8.853919][  T184] ------------[ cut here ]------------
| [    8.854141][  T184] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/184
| [    8.854388][  T184] Modules linked in:
| [    8.854802][  T184] Tainted: [W]=WARN
[    8.854905][  T184] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.855082][  T184] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.855260][  T184] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.855741][  T184] RSP: 0018:ffa00000007f7ab0 EFLAGS: 00010286
[    8.855966][  T184] RAX: 00000000ffffffa6 RBX: ff11000004c08900 RCX: 1ff40000000fef1c
[    8.856172][  T184] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004c089b8
[    8.856377][  T184] RBP: ff11000008989000 R08: 1fe2200000981138 R09: ff1100000cb72e80
[    8.856580][  T184] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    8.856781][  T184] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008989000
[    8.856997][  T184] FS:  00007ff4529ec840(0000) GS:ff110000a30c3000(0000) knlGS:0000000000000000
[    8.857236][  T184] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.857449][  T184] CR2: 0000000000479648 CR3: 000000000cbf4005 CR4: 0000000000771ef0
[    8.857654][  T184] PKRU: 55555554
[    8.857757][  T184] Call Trace:
[    8.857865][  T184]  <TASK>
[    8.857940][  T184]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.858076][  T184]  ? notifier_call_chain (kernel/notifier.c:85)
[    8.858215][  T184]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.858318][  T184]  register_netdevice (net/core/dev.c:11488)
[    8.858464][  T184]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    8.858636][  T184]  register_netdev (net/core/dev.c:11552)
[    8.858770][  T184]  loopback_net_init (drivers/net/loopback.c:218)
[    8.858910][  T184]  ops_init (net/core/net_namespace.c:137)
[    8.859019][  T184]  setup_net (net/core/net_namespace.c:446)
[    8.859120][  T184]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    8.859253][  T184]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    8.859389][  T184]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    8.859526][  T184]  copy_net_ns (net/core/net_namespace.c:579)
[    8.859662][  T184]  create_new_namespaces (kernel/nsproxy.c:132)
[    8.859804][  T184]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    8.859943][  T184]  ksys_unshare (kernel/fork.c:3243)
[    8.860078][  T184]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    8.860212][  T184]  ? __ia32_sys_open (fs/open.c:1374)
[    8.860351][  T184]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    8.860484][  T184]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    8.860619][  T184]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.860752][  T184]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.860893][  T184]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.861033][  T184]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.861201][  T184] RIP: 0033:0x7ff452caebcb
[    8.861343][  T184] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    8.861883][  T184] RSP: 002b:00007ffecd5f50c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    8.862090][  T184] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007ff452caebcb
[    8.862289][  T184] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    8.862491][  T184] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    8.862693][  T184] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffecd5f72f0
[    8.862958][  T184] R13: 0000000000000001 R14: 00007ff4529ec6f8 R15: 00007ffecd5f86cf
| [    8.900083][  T185] ------------[ cut here ]------------
| [    8.900285][  T185] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/185
| [    8.900565][  T185] Modules linked in:
| [    8.901616][  T185] Tainted: [W]=WARN
[    8.901765][  T185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.901996][  T185] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.902218][  T185] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.902737][  T185] RSP: 0018:ffa0000000837030 EFLAGS: 00010286
[    8.903037][  T185] RAX: 00000000ffffffa6 RBX: ff11000004c08040 RCX: 1ff4000000106dcc
[    8.903294][  T185] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004c080f8
[    8.903539][  T185] RBP: ff11000008989000 R08: 1fe2200000981020 R09: ff1100000cb75158
[    8.903782][  T185] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[    8.904044][  T185] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008989cd1
[    8.904288][  T185] FS:  00007f6b7b167840(0000) GS:ff110000a3043000(0000) knlGS:0000000000000000
[    8.904568][  T185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.904781][  T185] CR2: 0000000014c21988 CR3: 000000000d70c002 CR4: 0000000000771ef0
[    8.905044][  T185] PKRU: 55555554
[    8.905190][  T185] Call Trace:
[    8.905337][  T185]  <TASK>
[    8.905453][  T185]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.905638][  T185]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.905787][  T185]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    8.905991][  T185]  __dev_notify_flags (net/core/dev.c:9787)
[    8.906174][  T185]  ? netif_change_name (net/core/dev.c:1495)
[    8.906353][  T185]  ? __dev_change_flags (net/core/dev.c:9752)
[    8.906532][  T185]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    8.906714][  T185]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    8.906909][  T185]  netif_change_flags (net/core/dev.c:9820)
[    8.907098][  T185]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    8.907279][  T185]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    8.907459][  T185]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    8.907670][  T185]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    8.907862][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.908053][  T185]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    8.908238][  T185]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.908420][  T185]  ? __kernel_text_address (kernel/extable.c:79)
[    8.908602][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.908784][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.908983][  T185]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    8.909166][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.909346][  T185]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    8.909526][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.909705][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.909898][  T185]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    8.910087][  T185]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    8.910265][  T185]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    8.910444][  T185]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    8.910624][  T185]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    8.910820][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    8.911010][  T185]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    8.911191][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.911369][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.911550][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.911728][  T185]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    8.911920][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.912109][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.912291][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.912471][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.912650][  T185]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.912844][  T185]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.913033][  T185]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.913214][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.913394][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    8.913574][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.913758][  T185]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.913953][  T185]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.914138][  T185]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.914318][  T185]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    8.914499][  T185]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    8.914684][  T185]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    8.914874][  T185]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    8.915067][  T185]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.915248][  T185]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    8.915427][  T185]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.915608][  T185]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.915789][  T185]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    8.915990][  T185]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    8.916178][  T185]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    8.916362][  T185]  ? copy_msghdr_from_user (net/socket.c:2635)
[    8.916544][  T185]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    8.916755][  T185]  ? move_addr_to_kernel (net/socket.c:258)
[    8.916951][  T185]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.917135][  T185]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.917317][  T185]  ___sys_sendmsg (net/socket.c:2752)
[    8.917495][  T185]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    8.917707][  T185]  ? copy_msghdr_from_user (net/socket.c:2603)
[    8.917915][  T185]  __sys_sendmsg (net/socket.c:2784)
[    8.918102][  T185]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    8.918280][  T185]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    8.918495][  T185]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    8.918674][  T185]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.918868][  T185]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.919057][  T185]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.919240][  T185]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.919422][  T185]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.919632][  T185] RIP: 0033:0x7f6b7b3a108e
[    8.919829][  T185] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.920351][  T185] RSP: 002b:00007ffefa12a3e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.920601][  T185] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f6b7b3a108e
[    8.920859][  T185] RDX: 0000000000000000 RSI: 00007ffefa12a490 RDI: 0000000000000005
[    8.921111][  T185] RBP: 00007ffefa12a3f0 R08: 0000000000000000 R09: 0000000000000000
[    8.921356][  T185] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e2ae
[    8.921604][  T185] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffefa12ab60
| [    9.050660][  T189] ------------[ cut here ]------------
| [    9.050843][  T189] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/189
| [    9.051092][  T189] Modules linked in:
| [    9.051477][  T189] Tainted: [W]=WARN
[    9.051579][  T189] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.051752][  T189] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.051939][  T189] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.052427][  T189] RSP: 0018:ffa00000008d7ab0 EFLAGS: 00010286
[    9.052599][  T189] RAX: 00000000ffffffa6 RBX: ff1100000572ac80 RCX: 1ff400000011af1c
[    9.052805][  T189] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000572ad38
[    9.053014][  T189] RBP: ff110000097c4000 R08: 1fe2200000ae55a8 R09: ff1100000c610b80
[    9.053215][  T189] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.053416][  T189] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000097c4000
[    9.053620][  T189] FS:  00007fbb2c1e5840(0000) GS:ff110000a30c3000(0000) knlGS:0000000000000000
[    9.053872][  T189] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.054050][  T189] CR2: 00007fbb2c3f1690 CR3: 0000000004d65004 CR4: 0000000000771ef0
[    9.054253][  T189] PKRU: 55555554
[    9.054354][  T189] Call Trace:
[    9.054455][  T189]  <TASK>
[    9.054525][  T189]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.054664][  T189]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.054806][  T189]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.054910][  T189]  register_netdevice (net/core/dev.c:11488)
[    9.055052][  T189]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.055220][  T189]  register_netdev (net/core/dev.c:11552)
[    9.055354][  T189]  loopback_net_init (drivers/net/loopback.c:218)
[    9.055489][  T189]  ops_init (net/core/net_namespace.c:137)
[    9.055592][  T189]  setup_net (net/core/net_namespace.c:446)
[    9.055692][  T189]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.055831][  T189]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.055969][  T189]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.056104][  T189]  copy_net_ns (net/core/net_namespace.c:579)
[    9.056238][  T189]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.056374][  T189]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.056507][  T189]  ksys_unshare (kernel/fork.c:3243)
[    9.056640][  T189]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.056776][  T189]  ? __ia32_sys_open (fs/open.c:1374)
[    9.056919][  T189]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.057058][  T189]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.057191][  T189]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.057323][  T189]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.057457][  T189]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.057591][  T189]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.057757][  T189] RIP: 0033:0x7fbb2c4a7bcb
[    9.057907][  T189] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.058385][  T189] RSP: 002b:00007ffc10a94b48 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.058586][  T189] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fbb2c4a7bcb
[    9.058787][  T189] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.058997][  T189] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.059196][  T189] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc10a96d70
[    9.059394][  T189] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc10a986cf
| [    9.090242][  T190] ------------[ cut here ]------------
| [    9.090446][  T190] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/190
| [    9.090734][  T190] Modules linked in:
| [    9.091315][  T190] Tainted: [W]=WARN
[    9.091466][  T190] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.091682][  T190] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.092587][  T190] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.093224][  T190] RSP: 0018:ffa00000008e7030 EFLAGS: 00010286
[    9.093485][  T190] RAX: 00000000ffffffa6 RBX: ff1100000572ae40 RCX: 1ff400000011cdcc
[    9.093725][  T190] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000572aef8
[    9.094002][  T190] RBP: ff110000097c4000 R08: 1fe2200000ae55e0 R09: ff11000004a80b58
[    9.094246][  T190] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[    9.094497][  T190] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000097c4cd1
[    9.094745][  T190] FS:  00007ffb6312c840(0000) GS:ff110000a3043000(0000) knlGS:0000000000000000
[    9.095048][  T190] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.095261][  T190] CR2: 0000000037212988 CR3: 00000000053ec004 CR4: 0000000000771ef0
[    9.095507][  T190] PKRU: 55555554
[    9.095660][  T190] Call Trace:
[    9.095821][  T190]  <TASK>
[    9.095945][  T190]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.096130][  T190]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.096280][  T190]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.096462][  T190]  __dev_notify_flags (net/core/dev.c:9787)
[    9.096646][  T190]  ? netif_change_name (net/core/dev.c:1495)
[    9.096839][  T190]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.097046][  T190]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.097228][  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))
[    9.097414][  T190]  netif_change_flags (net/core/dev.c:9820)
[    9.097597][  T190]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.097780][  T190]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.097984][  T190]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.098201][  T190]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.098385][  T190]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.098566][  T190]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.098748][  T190]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.098951][  T190]  ? __kernel_text_address (kernel/extable.c:79)
[    9.099135][  T190]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.099319][  T190]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.099502][  T190]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.099686][  T190]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.099877][  T190]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.100065][  T190]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.100251][  T190]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.100499][  T190]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.100750][  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)
[    9.101029][  T190]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.101282][  T190]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.101534][  T190]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.101733][  T190]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.101940][  T190]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.102125][  T190]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.102306][  T190]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.102487][  T190]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.102668][  T190]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.102865][  T190]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.103059][  T190]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.103243][  T190]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.103424][  T190]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.103607][  T190]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.103803][  T190]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.103993][  T190]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.104177][  T190]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.104361][  T190]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.104542][  T190]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.104727][  T190]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.104920][  T190]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.105116][  T190]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.105297][  T190]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.105480][  T190]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.105666][  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))
[    9.105864][  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))
[    9.106066][  T190]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.106254][  T190]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.106436][  T190]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.106621][  T190]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.106818][  T190]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.107010][  T190]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.107197][  T190]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.107379][  T190]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.107560][  T190]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.107771][  T190]  ? move_addr_to_kernel (net/socket.c:258)
[    9.107975][  T190]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.108158][  T190]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.108343][  T190]  ___sys_sendmsg (net/socket.c:2752)
[    9.108528][  T190]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.108745][  T190]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.108957][  T190]  __sys_sendmsg (net/socket.c:2784)
[    9.109141][  T190]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.109320][  T190]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.109537][  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)
[    9.109718][  T190]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.109910][  T190]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.110099][  T190]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.110279][  T190]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.110463][  T190]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.110676][  T190] RIP: 0033:0x7ffb6336608e
[    9.110876][  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
[    9.111406][  T190] RSP: 002b:00007ffe87b921d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.111654][  T190] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ffb6336608e
[    9.111907][  T190] RDX: 0000000000000000 RSI: 00007ffe87b92280 RDI: 0000000000000005
[    9.112160][  T190] RBP: 00007ffe87b921e0 R08: 0000000000000000 R09: 0000000000000000
[    9.112407][  T190] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e2ae
[    9.112650][  T190] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe87b92950
| [    9.230761][  T194] ------------[ cut here ]------------
| [    9.230962][  T194] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/194
| [    9.231203][  T194] Modules linked in:
| [    9.231589][  T194] Tainted: [W]=WARN
[    9.231694][  T194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.231868][  T194] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.232047][  T194] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.232535][  T194] RSP: 0018:ffa0000000837ab0 EFLAGS: 00010286
[    9.232703][  T194] RAX: 00000000ffffffa6 RBX: ff1100000b503e00 RCX: 1ff4000000106f1c
[    9.232906][  T194] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b503eb8
[    9.233111][  T194] RBP: ff110000089a1000 R08: 1fe22000016a07d8 R09: ff1100000cbfd180
[    9.233312][  T194] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.233511][  T194] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000089a1000
[    9.233712][  T194] FS:  00007fc733dde840(0000) GS:ff110000a30c3000(0000) knlGS:0000000000000000
[    9.233959][  T194] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.234128][  T194] CR2: 00007fc733fdfc20 CR3: 00000000053ef004 CR4: 0000000000771ef0
[    9.234329][  T194] PKRU: 55555554
[    9.234430][  T194] Call Trace:
[    9.234530][  T194]  <TASK>
[    9.234600][  T194]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.234735][  T194]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.234875][  T194]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.234984][  T194]  register_netdevice (net/core/dev.c:11488)
[    9.235122][  T194]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.235290][  T194]  register_netdev (net/core/dev.c:11552)
[    9.235424][  T194]  loopback_net_init (drivers/net/loopback.c:218)
[    9.235559][  T194]  ops_init (net/core/net_namespace.c:137)
[    9.235664][  T194]  setup_net (net/core/net_namespace.c:446)
[    9.235765][  T194]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.235903][  T194]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.236046][  T194]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.236183][  T194]  copy_net_ns (net/core/net_namespace.c:579)
[    9.236317][  T194]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.236453][  T194]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.236587][  T194]  ksys_unshare (kernel/fork.c:3243)
[    9.236722][  T194]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.236860][  T194]  ? __ia32_sys_open (fs/open.c:1374)
[    9.237006][  T194]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.237138][  T194]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.237298][  T194]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.237495][  T194]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.237638][  T194]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.237773][  T194]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.237955][  T194] RIP: 0033:0x7fc7340a0bcb
[    9.238096][  T194] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.238569][  T194] RSP: 002b:00007ffdc3375a38 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.238770][  T194] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fc7340a0bcb
[    9.238974][  T194] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.239175][  T194] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.239388][  T194] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdc3377c60
[    9.239587][  T194] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdc33796cf
| [    9.274294][  T195] ------------[ cut here ]------------
| [    9.274460][  T195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/195
| [    9.274690][  T195] Modules linked in:
| [    9.275079][  T195] Tainted: [W]=WARN
[    9.275177][  T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.275348][  T195] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.275518][  T195] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.275994][  T195] RSP: 0018:ffa0000000917030 EFLAGS: 00010286
[    9.276156][  T195] RAX: 00000000ffffffa6 RBX: ff1100000b502900 RCX: 1ff4000000122dcc
[    9.276354][  T195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b5029b8
[    9.276545][  T195] RBP: ff110000089a1000 R08: 1fe22000016a0538 R09: ff1100000c5c8b58
[    9.276738][  T195] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[    9.276937][  T195] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000089a1cd1
[    9.277131][  T195] FS:  00007f3285b8b840(0000) GS:ff110000a2fc3000(0000) knlGS:0000000000000000
[    9.277357][  T195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.277520][  T195] CR2: 000000003d02a988 CR3: 000000000ec47002 CR4: 0000000000771ef0
[    9.277712][  T195] PKRU: 55555554
[    9.277816][  T195] Call Trace:
[    9.277912][  T195]  <TASK>
[    9.277987][  T195]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.278118][  T195]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.278216][  T195]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.278346][  T195]  __dev_notify_flags (net/core/dev.c:9787)
[    9.278479][  T195]  ? netif_change_name (net/core/dev.c:1495)
[    9.278607][  T195]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.278736][  T195]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.278877][  T195]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    9.279018][  T195]  netif_change_flags (net/core/dev.c:9820)
[    9.279147][  T195]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.279277][  T195]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.279410][  T195]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.279572][  T195]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.279703][  T195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.279838][  T195]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.279976][  T195]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.280107][  T195]  ? __kernel_text_address (kernel/extable.c:79)
[    9.280240][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.280371][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.280499][  T195]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.280628][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.280756][  T195]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.280891][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.281027][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.281155][  T195]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.281286][  T195]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    9.281415][  T195]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.281543][  T195]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.281673][  T195]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.281809][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.281946][  T195]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.282077][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.282206][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.282336][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.282464][  T195]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.282593][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.282724][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.282899][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.283036][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.283170][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.283305][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.283434][  T195]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.283563][  T195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.283691][  T195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.283830][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.283969][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.284096][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.284227][  T195]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.284365][  T195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.284494][  T195]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.284627][  T195]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.284754][  T195]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.284888][  T195]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.285029][  T195]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.285158][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.285294][  T195]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.285424][  T195]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.285553][  T195]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.285685][  T195]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.285820][  T195]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.285952][  T195]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.286112][  T195]  ? move_addr_to_kernel (net/socket.c:258)
[    9.286242][  T195]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.286378][  T195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.286509][  T195]  ___sys_sendmsg (net/socket.c:2752)
[    9.286636][  T195]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.286802][  T195]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.286948][  T195]  __sys_sendmsg (net/socket.c:2784)
[    9.287079][  T195]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.287208][  T195]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.287374][  T195]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.287503][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.287632][  T195]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.287760][  T195]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.287897][  T195]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.288036][  T195]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.288197][  T195] RIP: 0033:0x7f3285dc508e
[    9.288337][  T195] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.288801][  T195] RSP: 002b:00007fff980efaa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.289003][  T195] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3285dc508e
[    9.289198][  T195] RDX: 0000000000000000 RSI: 00007fff980efb50 RDI: 0000000000000005
[    9.289390][  T195] RBP: 00007fff980efab0 R08: 0000000000000000 R09: 0000000000000000
[    9.289581][  T195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e2ae
[    9.289773][  T195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff980f0220
| [    9.403183][  T199] ------------[ cut here ]------------
| [    9.403352][  T199] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/199
| [    9.403578][  T199] Modules linked in:
| [    9.404294][  T199] Tainted: [W]=WARN
[    9.404392][  T199] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.404550][  T199] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.404715][  T199] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.405173][  T199] RSP: 0018:ffa0000000897ab0 EFLAGS: 00010286
[    9.405333][  T199] RAX: 00000000ffffffa6 RBX: ff11000004e9fe00 RCX: 1ff4000000112f1c
[    9.405522][  T199] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e9feb8
[    9.405711][  T199] RBP: ff1100000872c000 R08: 1fe22000009d3fd8 R09: ff1100000c632e80
[    9.405906][  T199] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.406104][  T199] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000872c000
[    9.406293][  T199] FS:  00007f5f89381840(0000) GS:ff110000a30c3000(0000) knlGS:0000000000000000
[    9.406516][  T199] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.406676][  T199] CR2: 00007f5f89588430 CR3: 000000000cae4004 CR4: 0000000000771ef0
[    9.406869][  T199] PKRU: 55555554
[    9.406968][  T199] Call Trace:
[    9.407063][  T199]  <TASK>
[    9.407130][  T199]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.407256][  T199]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.407386][  T199]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.407485][  T199]  register_netdevice (net/core/dev.c:11488)
[    9.407614][  T199]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.407775][  T199]  register_netdev (net/core/dev.c:11552)
[    9.407908][  T199]  loopback_net_init (drivers/net/loopback.c:218)
[    9.408039][  T199]  ops_init (net/core/net_namespace.c:137)
[    9.408137][  T199]  setup_net (net/core/net_namespace.c:446)
[    9.408232][  T199]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.408358][  T199]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.408486][  T199]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.408614][  T199]  copy_net_ns (net/core/net_namespace.c:579)
[    9.408741][  T199]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.408873][  T199]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.409004][  T199]  ksys_unshare (kernel/fork.c:3243)
[    9.409131][  T199]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.409260][  T199]  ? __ia32_sys_open (fs/open.c:1374)
[    9.409391][  T199]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.409517][  T199]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.409642][  T199]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.409768][  T199]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.409897][  T199]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.410029][  T199]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.410185][  T199] RIP: 0033:0x7f5f89643bcb
[    9.410320][  T199] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    9.410771][  T199] RSP: 002b:00007fff180f4068 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.410970][  T199] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f5f89643bcb
[    9.411160][  T199] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.411348][  T199] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.411536][  T199] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff180f6290
[    9.411724][  T199] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fff180f66cf
| [    9.439764][  T200] ------------[ cut here ]------------
| [    9.440321][  T200] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/200
| [    9.440551][  T200] Modules linked in:
| [    9.440922][  T200] Tainted: [W]=WARN
[    9.441025][  T200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.441182][  T200] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.441349][  T200] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.441806][  T200] RSP: 0018:ffa0000000947030 EFLAGS: 00010286
[    9.441972][  T200] RAX: 00000000ffffffa6 RBX: ff1100000b622740 RCX: 1ff4000000128dcc
[    9.442162][  T200] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b6227f8
[    9.442353][  T200] RBP: ff1100000872c000 R08: 1fe22000016c4500 R09: ff1100000c630b58
[    9.442544][  T200] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[    9.442734][  T200] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000872ccd1
[    9.442936][  T200] FS:  00007facf8c10840(0000) GS:ff110000a2f43000(0000) knlGS:0000000000000000
[    9.443162][  T200] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.443322][  T200] CR2: 00007facf8ee01a0 CR3: 000000000d722003 CR4: 0000000000771ef0
[    9.443516][  T200] PKRU: 55555554
[    9.443612][  T200] Call Trace:
[    9.443708][  T200]  <TASK>
[    9.443774][  T200]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.443911][  T200]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.444014][  T200]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.444144][  T200]  __dev_notify_flags (net/core/dev.c:9787)
[    9.444274][  T200]  ? netif_change_name (net/core/dev.c:1495)
[    9.444402][  T200]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.444531][  T200]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.444661][  T200]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    9.444798][  T200]  netif_change_flags (net/core/dev.c:9820)
[    9.444933][  T200]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.445066][  T200]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.445195][  T200]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.445355][  T200]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.445485][  T200]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.445613][  T200]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.445740][  T200]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.445873][  T200]  ? __kernel_text_address (kernel/extable.c:79)
[    9.446006][  T200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.446138][  T200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.446266][  T200]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.446395][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.446523][  T200]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.446650][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.446782][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.446918][  T200]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.447056][  T200]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    9.447187][  T200]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.447318][  T200]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.447451][  T200]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.447585][  T200]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.447719][  T200]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.447858][  T200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.447995][  T200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.448127][  T200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.448258][  T200]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.448390][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.448524][  T200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.448653][  T200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.448782][  T200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.448915][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.449048][  T200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.449175][  T200]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.449302][  T200]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.449429][  T200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.449555][  T200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.449684][  T200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.449817][  T200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.449950][  T200]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.450080][  T200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.450208][  T200]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.450340][  T200]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.450468][  T200]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.450598][  T200]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.450726][  T200]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.450861][  T200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.450996][  T200]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.451126][  T200]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.451256][  T200]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.451387][  T200]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.451515][  T200]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.451642][  T200]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.451806][  T200]  ? move_addr_to_kernel (net/socket.c:258)
[    9.451940][  T200]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.452070][  T200]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.452200][  T200]  ___sys_sendmsg (net/socket.c:2752)
[    9.452328][  T200]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.452487][  T200]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.452629][  T200]  __sys_sendmsg (net/socket.c:2784)
[    9.452759][  T200]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.452892][  T200]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.453060][  T200]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.453188][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.453317][  T200]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.453444][  T200]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.453572][  T200]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.453701][  T200]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.453865][  T200] RIP: 0033:0x7facf8e4a08e
[    9.454004][  T200] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.454458][  T200] RSP: 002b:00007fffb9408500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.454651][  T200] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007facf8e4a08e
[    9.454848][  T200] RDX: 0000000000000000 RSI: 00007fffb94085b0 RDI: 0000000000000005
[    9.455044][  T200] RBP: 00007fffb9408510 R08: 0000000000000000 R09: 0000000000000000
[    9.455233][  T200] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e2ae
[    9.455423][  T200] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffb9408c80
| [    9.696415][  T207] ------------[ cut here ]------------
| [    9.696636][  T207] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/207
| [    9.697031][  T207] Modules linked in:
| [    9.697489][  T207] Tainted: [W]=WARN
[    9.697593][  T207] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.697764][  T207] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.697960][  T207] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.698456][  T207] RSP: 0018:ffa0000000796e30 EFLAGS: 00010286
[    9.698683][  T207] RAX: 00000000ffffffa6 RBX: ff11000004c08e40 RCX: 1ff40000000f2d8c
[    9.698903][  T207] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004c08ef8
[    9.699113][  T207] RBP: ff11000004db4000 R08: 1fe22000009811e0 R09: ff1100000c5ad180
[    9.699319][  T207] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[    9.699525][  T207] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005da2a88
[    9.699730][  T207] FS:  00007f61d8322840(0000) GS:ff110000a2fc3000(0000) knlGS:0000000000000000
[    9.699990][  T207] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.700163][  T207] CR2: 000055c4a3bf3d5c CR3: 0000000004dce003 CR4: 0000000000771ef0
[    9.700373][  T207] PKRU: 55555554
[    9.700476][  T207] Call Trace:
[    9.700585][  T207]  <TASK>
[    9.700659][  T207]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.700838][  T207]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.700985][  T207]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.701119][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.701316][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.701475][  T207]  __dev_notify_flags (net/core/dev.c:9787)
[    9.701616][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.701751][  T207]  ? netif_change_name (net/core/dev.c:1495)
[    9.701893][  T207]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.702036][  T207]  ? preempt_schedule_notrace_thunk (arch/x86/entry/thunk.S:13)
[    9.702209][  T207]  ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:649 ./include/linux/cpumask.h:1231 ./include/trace/events/preemptirq.h:40)
[    9.702384][  T207]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.702519][  T207]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.702657][  T207]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.702799][  T207]  veth_newlink (drivers/net/veth.c:1871)
[    9.702943][  T207]  ? veth_poll_controller (drivers/net/veth.c:1470)
[    9.703079][  T207]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.703217][  T207]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.703352][  T207]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.703505][  T207]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.703643][  T207]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.703782][  T207]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.703923][  T207]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.704068][  T207]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.704207][  T207]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.704344][  T207]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.704479][  T207]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.704617][  T207]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.704753][  T207]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.704895][  T207]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.705033][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.705166][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.705326][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.705456][  T207]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.705588][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.705724][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.705866][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.706004][  T207]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.706137][  T207]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.706269][  T207]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.706414][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.706547][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.706680][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.706820][  T207]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.707016][  T207]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.707150][  T207]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.707286][  T207]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.707417][  T207]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.707553][  T207]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.707686][  T207]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.707824][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.707964][  T207]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.708098][  T207]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.708230][  T207]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.708365][  T207]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.708496][  T207]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.708631][  T207]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.708799][  T207]  ? move_addr_to_kernel (net/socket.c:258)
[    9.708943][  T207]  ___sys_sendmsg (net/socket.c:2752)
[    9.709074][  T207]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.709211][  T207]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.709379][  T207]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.709516][  T207]  __sys_sendmsg (net/socket.c:2784)
[    9.709648][  T207]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.709785][  T207]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[    9.709989][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.710124][  T207]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.710257][  T207]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.710389][  T207]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.710521][  T207]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.710685][  T207] RIP: 0033:0x7f61d855c08e
[    9.710884][  T207] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.711416][  T207] RSP: 002b:00007ffc7320cc60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.711616][  T207] RAX: ffffffffffffffda RBX: 00007ffc7320d408 RCX: 00007f61d855c08e
[    9.711840][  T207] RDX: 0000000000000000 RSI: 00007ffc7320cd10 RDI: 0000000000000005
[    9.712042][  T207] RBP: 00007ffc7320cc70 R08: 0000000000000000 R09: 0000000000000000
[    9.712239][  T207] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e2af
[    9.712435][  T207] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc7320d3d0
| [    9.720975][  T207] ------------[ cut here ]------------
| [    9.721127][  T207] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/207
| [    9.721364][  T207] Modules linked in:
| [    9.721736][  T207] Tainted: [W]=WARN
[    9.721841][  T207] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.722019][  T207] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.722197][  T207] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.722684][  T207] RSP: 0018:ffa00000007971b0 EFLAGS: 00010286
[    9.722866][  T207] RAX: 00000000ffffffa6 RBX: ff1100000b3e0ac0 RCX: 1ff40000000f2dfc
[    9.723083][  T207] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b3e0b78
[    9.723283][  T207] RBP: ff11000004db1000 R08: 1fe220000167c170 R09: ff1100000c5ad180
[    9.723485][  T207] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[    9.723685][  T207] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.723892][  T207] FS:  00007f61d8322840(0000) GS:ff110000a2fc3000(0000) knlGS:0000000000000000
[    9.724139][  T207] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.724309][  T207] CR2: 000055c4a3bf3d5c CR3: 0000000004dce003 CR4: 0000000000771ef0
[    9.724513][  T207] PKRU: 55555554
[    9.724617][  T207] Call Trace:
[    9.724718][  T207]  <TASK>
[    9.724789][  T207]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.724942][  T207]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.725072][  T207]  __dev_notify_flags (net/core/dev.c:9787)
[    9.725206][  T207]  ? netif_change_name (net/core/dev.c:1495)
[    9.725345][  T207]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.725482][  T207]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.725621][  T207]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.725761][  T207]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.725909][  T207]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.726051][  T207]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.726187][  T207]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.726329][  T207]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.726469][  T207]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.726606][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.726742][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.726884][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.727032][  T207]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.727166][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.727305][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.727444][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.727580][  T207]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.727717][  T207]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.727919][  T207]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.728060][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.728201][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.728335][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.728485][  T207]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.728682][  T207]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.728974][  T207]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.729117][  T207]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.729252][  T207]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.729397][  T207]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.729536][  T207]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.729674][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.729870][  T207]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.730070][  T207]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.730207][  T207]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.730347][  T207]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.730483][  T207]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.730624][  T207]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.730847][  T207]  ? move_addr_to_kernel (net/socket.c:258)
[    9.730993][  T207]  ___sys_sendmsg (net/socket.c:2752)
[    9.731129][  T207]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.731269][  T207]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.731444][  T207]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.731583][  T207]  __sys_sendmsg (net/socket.c:2784)
[    9.731723][  T207]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.731918][  T207]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[    9.732060][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.732199][  T207]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.732334][  T207]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.732468][  T207]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.732606][  T207]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.732778][  T207] RIP: 0033:0x7f61d855c08e
[    9.732983][  T207] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.733472][  T207] RSP: 002b:00007ffc7320cc60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.733678][  T207] RAX: ffffffffffffffda RBX: 00007ffc7320d408 RCX: 00007f61d855c08e
[    9.733947][  T207] RDX: 0000000000000000 RSI: 00007ffc7320cd10 RDI: 0000000000000005
[    9.734151][  T207] RBP: 00007ffc7320cc70 R08: 0000000000000000 R09: 0000000000000000
[    9.734354][  T207] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e2af
[    9.734558][  T207] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc7320d3d0
| [    9.772111][  T209] ------------[ cut here ]------------
| [    9.772279][  T209] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/209
| [    9.772522][  T209] Modules linked in:
| [    9.772915][  T209] Tainted: [W]=WARN
[    9.773025][  T209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.773197][  T209] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.773376][  T209] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.773867][  T209] RSP: 0018:ffa0000000796e30 EFLAGS: 00010286
[    9.774044][  T209] RAX: 00000000ffffffa6 RBX: ff1100000d49e580 RCX: 1ff40000000f2d8c
[    9.774250][  T209] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d49e638
[    9.774455][  T209] RBP: ff110000088f9000 R08: 1fe2200001a93cc8 R09: ff11000004bdae80
[    9.774657][  T209] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.774866][  T209] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000b005208
[    9.775075][  T209] FS:  00007ffba28dd840(0000) GS:ff110000a2f43000(0000) knlGS:0000000000000000
[    9.775319][  T209] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.775492][  T209] CR2: 000000000042ebe0 CR3: 000000000c51a005 CR4: 0000000000771ef0
[    9.775697][  T209] PKRU: 55555554
[    9.775805][  T209] Call Trace:
[    9.775907][  T209]  <TASK>
[    9.775983][  T209]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.776121][  T209]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.776228][  T209]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.776399][  T209]  __dev_notify_flags (net/core/dev.c:9787)
[    9.776536][  T209]  ? netif_change_name (net/core/dev.c:1495)
[    9.776672][  T209]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.776811][  T209]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.776952][  T209]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.777089][  T209]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.777228][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.777366][  T209]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.777504][  T209]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.777640][  T209]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.777775][  T209]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.777999][  T209]  veth_newlink (drivers/net/veth.c:1871)
[    9.778138][  T209]  ? veth_poll_controller (drivers/net/veth.c:1470)
[    9.778275][  T209]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.778412][  T209]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.778549][  T209]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.778701][  T209]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.778916][  T209]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.779060][  T209]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.779195][  T209]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.779336][  T209]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.779475][  T209]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.779614][  T209]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.779751][  T209]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.779971][  T209]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.780119][  T209]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.780261][  T209]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.780400][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.780538][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.780677][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.780912][  T209]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.781054][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.781197][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.781336][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.781472][  T209]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.781612][  T209]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.781749][  T209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.781956][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.782096][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.782232][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.782370][  T209]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.782508][  T209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.782646][  T209]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.782789][  T209]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.783007][  T209]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.783148][  T209]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.783287][  T209]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.783424][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.783563][  T209]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.783702][  T209]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.783897][  T209]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.784043][  T209]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.784180][  T209]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.784321][  T209]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.784489][  T209]  ? move_addr_to_kernel (net/socket.c:258)
[    9.784642][  T209]  ___sys_sendmsg (net/socket.c:2752)
[    9.784781][  T209]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.785000][  T209]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.785180][  T209]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.785322][  T209]  __sys_sendmsg (net/socket.c:2784)
[    9.785461][  T209]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.785603][  T209]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[    9.785742][  T209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.785944][  T209]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.786082][  T209]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.786221][  T209]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.786359][  T209]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.786530][  T209] RIP: 0033:0x7ffba2b1708e
[    9.786673][  T209] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.787230][  T209] RSP: 002b:00007ffefce0ebd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.787440][  T209] RAX: ffffffffffffffda RBX: 00007ffefce0f378 RCX: 00007ffba2b1708e
[    9.787645][  T209] RDX: 0000000000000000 RSI: 00007ffefce0ec80 RDI: 0000000000000005
[    9.787891][  T209] RBP: 00007ffefce0ebe0 R08: 0000000000000000 R09: 0000000000000000
[    9.788102][  T209] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e2af
[    9.788307][  T209] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffefce0f340
| [    9.803320][  T209] ------------[ cut here ]------------
| [    9.803464][  T209] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/209
| [    9.803691][  T209] Modules linked in:
| [    9.804073][  T209] Tainted: [W]=WARN
[    9.804175][  T209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.804342][  T209] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.804513][  T209] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.804995][  T209] RSP: 0018:ffa00000007971b0 EFLAGS: 00010286
[    9.805162][  T209] RAX: 00000000ffffffa6 RBX: ff1100000d4fd000 RCX: 1ff40000000f2dfc
[    9.805358][  T209] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d4fd0b8
[    9.805557][  T209] RBP: ff11000005f41000 R08: 1fe2200001a9fa18 R09: ff11000004bdae80
[    9.805753][  T209] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.805960][  T209] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.806158][  T209] FS:  00007ffba28dd840(0000) GS:ff110000a2f43000(0000) knlGS:0000000000000000
[    9.806387][  T209] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.806553][  T209] CR2: 000000000042ebe0 CR3: 000000000c51a005 CR4: 0000000000771ef0
[    9.806752][  T209] PKRU: 55555554
[    9.806856][  T209] Call Trace:
[    9.806960][  T209]  <TASK>
[    9.807029][  T209]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.807163][  T209]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.807265][  T209]  __dev_notify_flags (net/core/dev.c:9787)
[    9.807399][  T209]  ? netif_change_name (net/core/dev.c:1495)
[    9.807533][  T209]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.807664][  T209]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.807804][  T209]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.807941][  T209]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.808076][  T209]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.808209][  T209]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.808340][  T209]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.808484][  T209]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.808620][  T209]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.808758][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.808896][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.809034][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.809164][  T209]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.809300][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.809436][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.809569][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.809700][  T209]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.809895][  T209]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.810087][  T209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.810222][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.810360][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.810491][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.810626][  T209]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.810758][  T209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.810953][  T209]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.811093][  T209]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.811225][  T209]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.811360][  T209]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.811494][  T209]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.811625][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.811759][  T209]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.811932][  T209]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.812066][  T209]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.812200][  T209]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.812334][  T209]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.812465][  T209]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.812627][  T209]  ? move_addr_to_kernel (net/socket.c:258)
[    9.812763][  T209]  ___sys_sendmsg (net/socket.c:2752)
[    9.812900][  T209]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.813041][  T209]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.813210][  T209]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.813345][  T209]  __sys_sendmsg (net/socket.c:2784)
[    9.813483][  T209]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.813619][  T209]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[    9.813752][  T209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.813891][  T209]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.814027][  T209]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.814159][  T209]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.814295][  T209]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.814460][  T209] RIP: 0033:0x7ffba2b1708e
[    9.814603][  T209] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.815085][  T209] RSP: 002b:00007ffefce0ebd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.815291][  T209] RAX: ffffffffffffffda RBX: 00007ffefce0f378 RCX: 00007ffba2b1708e
[    9.815489][  T209] RDX: 0000000000000000 RSI: 00007ffefce0ec80 RDI: 0000000000000005
[    9.815690][  T209] RBP: 00007ffefce0ebe0 R08: 0000000000000000 R09: 0000000000000000
[    9.815892][  T209] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e2af
[    9.816095][  T209] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffefce0f340
| [    9.853649][  T210] ------------[ cut here ]------------
| [    9.853803][  T210] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/210
| [    9.854038][  T210] Modules linked in:
| [    9.854417][  T210] Tainted: [W]=WARN
[    9.854520][  T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.854690][  T210] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.854872][  T210] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.855350][  T210] RSP: 0018:ffa0000000996e30 EFLAGS: 00010286
[    9.855520][  T210] RAX: 00000000ffffffa6 RBX: ff11000005142200 RCX: 1ff4000000132d8c
[    9.855719][  T210] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000051422b8
[    9.855924][  T210] RBP: ff110000049c1000 R08: 1fe2200000a28458 R09: ff11000004bdd180
[    9.856129][  T210] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.856330][  T210] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009729908
[    9.856532][  T210] FS:  00007fee10f6d840(0000) GS:ff110000a2f43000(0000) knlGS:0000000000000000
[    9.856767][  T210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.856946][  T210] CR2: 000000000042ebe0 CR3: 000000000c51a002 CR4: 0000000000771ef0
[    9.857148][  T210] PKRU: 55555554
[    9.857249][  T210] Call Trace:
[    9.857352][  T210]  <TASK>
[    9.857422][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.857558][  T210]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.857694][  T210]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.857802][  T210]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[    9.857940][  T210]  __dev_notify_flags (net/core/dev.c:9787)
[    9.858075][  T210]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[    9.858209][  T210]  ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324)
[    9.858344][  T210]  ? netif_change_name (net/core/dev.c:1495)
[    9.858476][  T210]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.858609][  T210]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.858743][  T210]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.858882][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.859022][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.859159][  T210]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.859293][  T210]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.859429][  T210]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.859563][  T210]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.859698][  T210]  veth_newlink (drivers/net/veth.c:1871)
[    9.859840][  T210]  ? veth_poll_controller (drivers/net/veth.c:1470)
[    9.859979][  T210]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.860115][  T210]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.860249][  T210]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.860399][  T210]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.860534][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.860669][  T210]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.860807][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.860946][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.861082][  T210]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.861220][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.861353][  T210]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.861488][  T210]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.861627][  T210]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.861766][  T210]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.861907][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.862045][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.862180][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.862314][  T210]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.862447][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.862586][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.862721][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.862861][  T210]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.862999][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.863133][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.863268][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.863404][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.863539][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.863674][  T210]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.863810][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.863948][  T210]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.864087][  T210]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.864220][  T210]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.864358][  T210]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.864494][  T210]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.864628][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.864765][  T210]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.864906][  T210]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.865046][  T210]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.865183][  T210]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.865318][  T210]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.865453][  T210]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.865619][  T210]  ? move_addr_to_kernel (net/socket.c:258)
[    9.865759][  T210]  ___sys_sendmsg (net/socket.c:2752)
[    9.865899][  T210]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.866043][  T210]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.866215][  T210]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.866353][  T210]  __sys_sendmsg (net/socket.c:2784)
[    9.866488][  T210]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.866626][  T210]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[    9.866759][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.866900][  T210]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.867036][  T210]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.867170][  T210]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.867304][  T210]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.867471][  T210] RIP: 0033:0x7fee111a708e
[    9.867612][  T210] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.868098][  T210] RSP: 002b:00007ffd0cd0fb50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.868299][  T210] RAX: ffffffffffffffda RBX: 00007ffd0cd102f8 RCX: 00007fee111a708e
[    9.868498][  T210] RDX: 0000000000000000 RSI: 00007ffd0cd0fc00 RDI: 0000000000000005
[    9.868699][  T210] RBP: 00007ffd0cd0fb60 R08: 0000000000000000 R09: 0000000000000000
[    9.868904][  T210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e2af
[    9.869107][  T210] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0cd102c0
| [    9.876678][  T210] ------------[ cut here ]------------
| [    9.876827][  T210] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/210
| [    9.877065][  T210] Modules linked in:
| [    9.877434][  T210] Tainted: [W]=WARN
[    9.877637][  T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.877807][  T210] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.877986][  T210] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.878548][  T210] RSP: 0018:ffa00000009971b0 EFLAGS: 00010286
[    9.878714][  T210] RAX: 00000000ffffffa6 RBX: ff1100000b02cac0 RCX: 1ff4000000132dfc
[    9.878917][  T210] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b02cb78
[    9.879120][  T210] RBP: ff1100000595c000 R08: 1fe2200001605970 R09: ff11000004bdd180
[    9.879317][  T210] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.879604][  T210] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.879807][  T210] FS:  00007fee10f6d840(0000) GS:ff110000a2f43000(0000) knlGS:0000000000000000
[    9.880133][  T210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.880299][  T210] CR2: 000000000042ebe0 CR3: 000000000c51a002 CR4: 0000000000771ef0
[    9.880497][  T210] PKRU: 55555554
[    9.880685][  T210] Call Trace:
[    9.880783][  T210]  <TASK>
[    9.880857][  T210]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.880997][  T210]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.881100][  T210]  __dev_notify_flags (net/core/dev.c:9787)
[    9.881323][  T210]  ? netif_change_name (net/core/dev.c:1495)
[    9.881457][  T210]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.881590][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.881725][  T210]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.881867][  T210]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.882004][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.882138][  T210]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.882270][  T210]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.882496][  T210]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.882632][  T210]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.882768][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.882904][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.883129][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.883261][  T210]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.883394][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.883532][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.883754][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.884486][  T210]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.884623][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.884755][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.884948][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.885088][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.885220][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.885354][  T210]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.885484][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.885617][  T210]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.885752][  T210]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    9.885944][  T210]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    9.886079][  T210]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.886213][  T210]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.886347][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.886482][  T210]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.886671][  T210]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.886859][  T210]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.886996][  T210]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.887129][  T210]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.887262][  T210]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.887425][  T210]  ? move_addr_to_kernel (net/socket.c:258)
[    9.887561][  T210]  ___sys_sendmsg (net/socket.c:2752)
[    9.887694][  T210]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.887886][  T210]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.888059][  T210]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.888194][  T210]  __sys_sendmsg (net/socket.c:2784)
[    9.888328][  T210]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.888464][  T210]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[    9.888595][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.888728][  T210]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.888916][  T210]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.889052][  T210]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.889185][  T210]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.889349][  T210] RIP: 0033:0x7fee111a708e
[    9.889488][  T210] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    9.890022][  T210] RSP: 002b:00007ffd0cd0fb50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.890222][  T210] RAX: ffffffffffffffda RBX: 00007ffd0cd102f8 RCX: 00007fee111a708e
[    9.890421][  T210] RDX: 0000000000000000 RSI: 00007ffd0cd0fc00 RDI: 0000000000000005
[    9.890617][  T210] RBP: 00007ffd0cd0fb60 R08: 0000000000000000 R09: 0000000000000000
[    9.890966][  T210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e2af
[    9.891163][  T210] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0cd102c0
| [    9.994910][  T213] ------------[ cut here ]------------
| [    9.995085][  T213] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/213
| [    9.995317][  T213] Modules linked in:
| [    9.995685][  T213] Tainted: [W]=WARN
[    9.995784][  T213] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.995961][  T213] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.996132][  T213] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.996596][  T213] RSP: 0018:ffa0000000587030 EFLAGS: 00010286
[    9.996759][  T213] RAX: 00000000ffffffa6 RBX: ff11000005143c40 RCX: 1ff40000000b0dcc
[    9.996965][  T213] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005143cf8
[    9.997159][  T213] RBP: ff11000004db1000 R08: 1fe2200000a287a0 R09: ff11000008c75158
[    9.997360][  T213] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[    9.997556][  T213] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004db1cd1
[    9.997751][  T213] FS:  00007fcb8f059840(0000) GS:ff110000a2f43000(0000) knlGS:0000000000000000
[    9.997990][  T213] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.998154][  T213] CR2: 000000001356b988 CR3: 000000000c91c006 CR4: 0000000000771ef0
[    9.998349][  T213] PKRU: 55555554
[    9.998446][  T213] Call Trace:
[    9.998545][  T213]  <TASK>
[    9.998612][  T213]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.998746][  T213]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.998852][  T213]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.998991][  T213]  __dev_notify_flags (net/core/dev.c:9787)
[    9.999124][  T213]  ? netif_change_name (net/core/dev.c:1495)
[    9.999255][  T213]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.999385][  T213]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.999515][  T213]  ? 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))
[    9.999647][  T213]  netif_change_flags (net/core/dev.c:9820)
[    9.999777][  T213]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.999914][  T213]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.000051][  T213]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.000213][  T213]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.000345][  T213]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.000474][  T213]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.000606][  T213]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.000742][  T213]  ? __kernel_text_address (kernel/extable.c:79)
[   10.001306][  T213]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.001443][  T213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.001573][  T213]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.001703][  T213]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.001838][  T213]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.001973][  T213]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.002101][  T213]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.002232][  T213]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.002362][  T213]  ? __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)
[   10.002494][  T213]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.002624][  T213]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.002755][  T213]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.002891][  T213]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.003030][  T213]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.003162][  T213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.003290][  T213]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.003423][  T213]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.003552][  T213]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.003681][  T213]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.003820][  T213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.003955][  T213]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.004094][  T213]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.004226][  T213]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.004357][  T213]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.004488][  T213]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.004628][  T213]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.004790][  T213]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.004936][  T213]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.005070][  T213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.005202][  T213]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.005336][  T213]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.005468][  T213]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.005601][  T213]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.005736][  T213]  ? 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))
[   10.005872][  T213]  ? 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))
[   10.006011][  T213]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.006144][  T213]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.006278][  T213]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.006413][  T213]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.006548][  T213]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.006684][  T213]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.006829][  T213]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.006966][  T213]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.007101][  T213]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.007267][  T213]  ? move_addr_to_kernel (net/socket.c:258)
[   10.007399][  T213]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.007528][  T213]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.007666][  T213]  ___sys_sendmsg (net/socket.c:2752)
[   10.007804][  T213]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.007975][  T213]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.008120][  T213]  __sys_sendmsg (net/socket.c:2784)
[   10.008251][  T213]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.008384][  T213]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.008550][  T213]  ? 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)
[   10.008690][  T213]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.008826][  T213]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.008959][  T213]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.009089][  T213]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.009219][  T213]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.009379][  T213] RIP: 0033:0x7fcb8f29308e
[   10.009515][  T213] 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
[   10.009986][  T213] RSP: 002b:00007fff04592160 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.010182][  T213] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fcb8f29308e
[   10.010375][  T213] RDX: 0000000000000000 RSI: 00007fff04592210 RDI: 0000000000000005
[   10.010569][  T213] RBP: 00007fff04592170 R08: 0000000000000000 R09: 0000000000000000
[   10.010764][  T213] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e2af
[   10.010976][  T213] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff045928e0
| [   10.151496][  T218] ------------[ cut here ]------------
| [   10.151711][  T218] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/218
| [   10.152379][  T218] Modules linked in:
| [   10.152871][  T218] Tainted: [W]=WARN
[   10.153034][  T218] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.153259][  T218] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.153482][  T218] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.154006][  T218] RSP: 0018:ffa00000009c7030 EFLAGS: 00010286
[   10.154220][  T218] RAX: 00000000ffffffa6 RBX: ff1100000b502c80 RCX: 1ff4000000138dcc
[   10.154457][  T218] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b502d38
[   10.154695][  T218] RBP: ff11000004db4000 R08: 1fe22000016a05a8 R09: ff1100000ca52e58
[   10.154951][  T218] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   10.155189][  T218] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004db4cd1
[   10.155435][  T218] FS:  00007fb2cfd31840(0000) GS:ff110000a3043000(0000) knlGS:0000000000000000
[   10.155712][  T218] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.155939][  T218] CR2: 00007fb2d00011a0 CR3: 000000000d7fd004 CR4: 0000000000771ef0
[   10.156181][  T218] PKRU: 55555554
[   10.156324][  T218] Call Trace:
[   10.156470][  T218]  <TASK>
[   10.156586][  T218]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.156769][  T218]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.156937][  T218]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.157114][  T218]  __dev_notify_flags (net/core/dev.c:9787)
[   10.157293][  T218]  ? netif_change_name (net/core/dev.c:1495)
[   10.157470][  T218]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.157651][  T218]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.157844][  T218]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   10.158035][  T218]  netif_change_flags (net/core/dev.c:9820)
[   10.158215][  T218]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.158395][  T218]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.158571][  T218]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.158780][  T218]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.158979][  T218]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.159155][  T218]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.159329][  T218]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.159504][  T218]  ? __kernel_text_address (kernel/extable.c:79)
[   10.159683][  T218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.159878][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.160066][  T218]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.160248][  T218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.160426][  T218]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.160604][  T218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.160784][  T218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.160989][  T218]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.161164][  T218]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   10.161345][  T218]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.161519][  T218]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.161697][  T218]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.161888][  T218]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.162079][  T218]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.162258][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.162431][  T218]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.162607][  T218]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.162781][  T218]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.162976][  T218]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.163160][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.163334][  T218]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.163510][  T218]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.163691][  T218]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.163884][  T218]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.164068][  T218]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.164245][  T218]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.164419][  T218]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.164602][  T218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.164782][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.164977][  T218]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.165154][  T218]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.165329][  T218]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.165506][  T218]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.165687][  T218]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.165876][  T218]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.166063][  T218]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.166243][  T218]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.166422][  T218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.166600][  T218]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.166780][  T218]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.166981][  T218]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.167162][  T218]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.167341][  T218]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.167516][  T218]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.167722][  T218]  ? move_addr_to_kernel (net/socket.c:258)
[   10.167910][  T218]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.168097][  T218]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.168275][  T218]  ___sys_sendmsg (net/socket.c:2752)
[   10.168448][  T218]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.168659][  T218]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.168857][  T218]  __sys_sendmsg (net/socket.c:2784)
[   10.169062][  T218]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.169239][  T218]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.169449][  T218]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.169624][  T218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.169848][  T218]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.170041][  T218]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.170217][  T218]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.170393][  T218]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.170599][  T218] RIP: 0033:0x7fb2cff6b08e
[   10.170783][  T218] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.171323][  T218] RSP: 002b:00007ffd74d45d30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.171565][  T218] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb2cff6b08e
[   10.171817][  T218] RDX: 0000000000000000 RSI: 00007ffd74d45de0 RDI: 0000000000000005
[   10.172085][  T218] RBP: 00007ffd74d45d40 R08: 0000000000000000 R09: 0000000000000000
[   10.172365][  T218] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e2af
[   10.172698][  T218] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd74d464b0
| [   10.176286][   T38] ------------[ cut here ]------------
| [   10.176459][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/38
| [   10.176749][   T38] Modules linked in:
| [   10.177189][   T38] Tainted: [W]=WARN
[   10.177295][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.177449][   T38] Workqueue: events_unbound linkwatch_event
[   10.177642][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.177973][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.178407][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   10.178562][   T38] RAX: 00000000ffffffa6 RBX: ff11000004e9e740 RCX: 1ff4000000055f02
[   10.178744][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e9e7f8
[   10.178941][   T38] RBP: ff11000004db1000 R08: 1fe22000009d3d00 R09: ff11000001d8aea8
[   10.179124][   T38] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   10.179302][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.179483][   T38] FS:  0000000000000000(0000) GS:ff110000a2f43000(0000) knlGS:0000000000000000
[   10.179701][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.179858][   T38] CR2: 000055c4a3bf3d5c CR3: 000000000c47b002 CR4: 0000000000771ef0
[   10.180044][   T38] PKRU: 55555554
[   10.180133][   T38] Call Trace:
[   10.180223][   T38]  <TASK>
[   10.180286][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.180406][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.180530][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.180623][   T38]  netif_state_change (net/core/dev.c:1605)
[   10.180747][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.180908][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.181035][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.181160][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.181288][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.181413][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   10.181539][   T38]  process_one_work (kernel/workqueue.c:3314)
[   10.181668][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.181803][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.181940][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.182070][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.182192][   T38]  kthread (kernel/kthread.c:436)
[   10.182283][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.182432][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.182586][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.182712][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.182866][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.183000][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.183126][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   10.266478][  T221] ------------[ cut here ]------------
| [   10.266688][  T221] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/221
| [   10.266984][  T221] Modules linked in:
| [   10.267443][  T221] Tainted: [W]=WARN
[   10.267587][  T221] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.267810][  T221] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.268038][  T221] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.268545][  T221] RSP: 0018:ffa00000009f7030 EFLAGS: 00010286
[   10.268756][  T221] RAX: 00000000ffffffa6 RBX: ff11000004e9f700 RCX: 1ff400000013edcc
[   10.269015][  T221] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e9f7b8
[   10.269257][  T221] RBP: ff11000005f41000 R08: 1fe22000009d3ef8 R09: ff11000004af5158
[   10.269500][  T221] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   10.269740][  T221] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005f41cd1
[   10.270002][  T221] FS:  00007fab66d31840(0000) GS:ff110000a3043000(0000) knlGS:0000000000000000
[   10.270274][  T221] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.270483][  T221] CR2: 00007fab670011a0 CR3: 000000000d7fd004 CR4: 0000000000771ef0
[   10.270723][  T221] PKRU: 55555554
[   10.270876][  T221] Call Trace:
[   10.271027][  T221]  <TASK>
[   10.271154][  T221]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.271335][  T221]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.271482][  T221]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.271660][  T221]  __dev_notify_flags (net/core/dev.c:9787)
[   10.271853][  T221]  ? netif_change_name (net/core/dev.c:1495)
[   10.272041][  T221]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.272219][  T221]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.272399][  T221]  ? 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))
[   10.272580][  T221]  netif_change_flags (net/core/dev.c:9820)
[   10.272757][  T221]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.272951][  T221]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.273128][  T221]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.273338][  T221]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.273513][  T221]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.273694][  T221]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.273881][  T221]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.274066][  T221]  ? __kernel_text_address (kernel/extable.c:79)
[   10.274244][  T221]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.274424][  T221]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.274600][  T221]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.274777][  T221]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.274977][  T221]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.275154][  T221]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.275331][  T221]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.275511][  T221]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.275690][  T221]  ? __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)
[   10.275878][  T221]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.276064][  T221]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.276243][  T221]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.276426][  T221]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.276609][  T221]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.276803][  T221]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.276987][  T221]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.277167][  T221]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.277343][  T221]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.277522][  T221]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.277703][  T221]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.277894][  T221]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.278073][  T221]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.278249][  T221]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.278429][  T221]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.278607][  T221]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.278784][  T221]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.278996][  T221]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.279173][  T221]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.279355][  T221]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.279531][  T221]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.279712][  T221]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.279903][  T221]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.280090][  T221]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.280271][  T221]  ? 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))
[   10.280447][  T221]  ? 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))
[   10.280629][  T221]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.280823][  T221]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.281014][  T221]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.281193][  T221]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.281377][  T221]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.281559][  T221]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.281745][  T221]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.281946][  T221]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.282128][  T221]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.282334][  T221]  ? move_addr_to_kernel (net/socket.c:258)
[   10.282513][  T221]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.282691][  T221]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.282884][  T221]  ___sys_sendmsg (net/socket.c:2752)
[   10.283068][  T221]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.283278][  T221]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.283470][  T221]  __sys_sendmsg (net/socket.c:2784)
[   10.283648][  T221]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.283836][  T221]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.284059][  T221]  ? 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)
[   10.284238][  T221]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.284415][  T221]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.284592][  T221]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.284772][  T221]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.284972][  T221]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.285181][  T221] RIP: 0033:0x7fab66f6b08e
[   10.285363][  T221] 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
[   10.285887][  T221] RSP: 002b:00007ffd2b4caf70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.286139][  T221] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fab66f6b08e
[   10.286378][  T221] RDX: 0000000000000000 RSI: 00007ffd2b4cb020 RDI: 0000000000000005
[   10.286617][  T221] RBP: 00007ffd2b4caf80 R08: 0000000000000000 R09: 0000000000000000
[   10.286871][  T221] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e2af
[   10.287123][  T221] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd2b4cb6f0
| [   10.499135][  T228] ------------[ cut here ]------------
| [   10.499354][  T228] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/228
| [   10.499633][  T228] Modules linked in:
| [   10.500127][  T228] Tainted: [W]=WARN
[   10.500275][  T228] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.500488][  T228] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.500709][  T228] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.501250][  T228] RSP: 0018:ffa0000000a67030 EFLAGS: 00010286
[   10.501464][  T228] RAX: 00000000ffffffa6 RBX: ff11000005192580 RCX: 1ff400000014cdcc
[   10.501709][  T228] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005192638
[   10.501969][  T228] RBP: ff110000088f9000 R08: 1fe2200000a324c8 R09: ff1100000cbe8b58
[   10.502210][  T228] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   10.502447][  T228] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000088f9cd1
[   10.502691][  T228] FS:  00007fb5947de840(0000) GS:ff110000a3043000(0000) knlGS:0000000000000000
[   10.502986][  T228] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.503199][  T228] CR2: 000000002053e988 CR3: 000000000ecdb002 CR4: 0000000000771ef0
[   10.503438][  T228] PKRU: 55555554
[   10.503580][  T228] Call Trace:
[   10.503722][  T228]  <TASK>
[   10.503845][  T228]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.504038][  T228]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.504188][  T228]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.504366][  T228]  __dev_notify_flags (net/core/dev.c:9787)
[   10.504544][  T228]  ? netif_change_name (net/core/dev.c:1495)
[   10.504721][  T228]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.504906][  T228]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.505092][  T228]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   10.505272][  T228]  netif_change_flags (net/core/dev.c:9820)
[   10.505450][  T228]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.505628][  T228]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.505817][  T228]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.506035][  T228]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.506215][  T228]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.506391][  T228]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.506569][  T228]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.506747][  T228]  ? __kernel_text_address (kernel/extable.c:79)
[   10.506947][  T228]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.507129][  T228]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.507306][  T228]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.507484][  T228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.507662][  T228]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.507853][  T228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.508038][  T228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.508216][  T228]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.508395][  T228]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   10.508573][  T228]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.508753][  T228]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.508948][  T228]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.509127][  T228]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.509308][  T228]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.509487][  T228]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.509661][  T228]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.509850][  T228]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.510035][  T228]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.510212][  T228]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.510391][  T228]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.510566][  T228]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.510744][  T228]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.510940][  T228]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.511120][  T228]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.511296][  T228]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.511473][  T228]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.511650][  T228]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.511839][  T228]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.512029][  T228]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.512205][  T228]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.512383][  T228]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.512561][  T228]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.512740][  T228]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.512941][  T228]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.513118][  T228]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.513297][  T228]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.513476][  T228]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.513654][  T228]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.513845][  T228]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.514037][  T228]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.514214][  T228]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.514394][  T228]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.514572][  T228]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.514751][  T228]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.514974][  T228]  ? move_addr_to_kernel (net/socket.c:258)
[   10.515151][  T228]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.515325][  T228]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.515506][  T228]  ___sys_sendmsg (net/socket.c:2752)
[   10.515688][  T228]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.515908][  T228]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.516104][  T228]  __sys_sendmsg (net/socket.c:2784)
[   10.516280][  T228]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.516453][  T228]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.516663][  T228]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.516854][  T228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.517041][  T228]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.517218][  T228]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.517395][  T228]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.517572][  T228]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.517784][  T228] RIP: 0033:0x7fb594a1808e
[   10.517987][  T228] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.518491][  T228] RSP: 002b:00007ffc9378f770 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.518739][  T228] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb594a1808e
[   10.518995][  T228] RDX: 0000000000000000 RSI: 00007ffc9378f820 RDI: 0000000000000005
[   10.519235][  T228] RBP: 00007ffc9378f780 R08: 0000000000000000 R09: 0000000000000000
[   10.519473][  T228] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e2af
[   10.519714][  T228] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc9378fef0
| [   10.528718][   T38] ------------[ cut here ]------------
| [   10.528914][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/38
| [   10.529165][   T38] Modules linked in:
| [   10.529530][   T38] Tainted: [W]=WARN
[   10.529620][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.529768][   T38] Workqueue: events_unbound linkwatch_event
[   10.529927][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.530084][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.530508][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   10.530656][   T38] RAX: 00000000ffffffa6 RBX: ff1100000b3e18c0 RCX: 1ff4000000055f02
[   10.530836][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b3e1978
[   10.531017][   T38] RBP: ff110000088f9000 R08: 1fe220000167c330 R09: ff11000001d8aea8
[   10.531192][   T38] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   10.531368][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.531545][   T38] FS:  0000000000000000(0000) GS:ff110000a30c3000(0000) knlGS:0000000000000000
[   10.531773][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.531932][   T38] CR2: 00007f5374657574 CR3: 000000001595d005 CR4: 0000000000771ef0
[   10.532113][   T38] PKRU: 55555554
[   10.532202][   T38] Call Trace:
[   10.532291][   T38]  <TASK>
[   10.532357][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.532479][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.532599][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.532691][   T38]  netif_state_change (net/core/dev.c:1605)
[   10.532816][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.532970][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.533089][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.533212][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.533337][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.533456][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   10.533576][   T38]  process_one_work (kernel/workqueue.c:3314)
[   10.533698][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.533822][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.533948][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.534071][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.534189][   T38]  kthread (kernel/kthread.c:436)
[   10.534279][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.534424][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.534542][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.534663][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.534816][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.534941][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.535062][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   10.536773][   T38] ------------[ cut here ]------------
| [   10.536897][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/38
| [   10.537132][   T38] Modules linked in:
| [   10.537521][   T38] Tainted: [W]=WARN
[   10.537610][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.537757][   T38] Workqueue: events_unbound linkwatch_event
[   10.537914][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.538087][   T38] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.538518][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   10.538667][   T38] RAX: 00000000ffffffa6 RBX: ff1100000b3e11c0 RCX: 1ff4000000055f02
[   10.538856][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b3e1278
[   10.539039][   T38] RBP: ff11000005f41000 R08: 1fe220000167c250 R09: ff11000001d8aea8
[   10.539215][   T38] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   10.539393][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.539572][   T38] FS:  0000000000000000(0000) GS:ff110000a30c3000(0000) knlGS:0000000000000000
[   10.539778][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.539936][   T38] CR2: 00007f5374657574 CR3: 000000001595d005 CR4: 0000000000771ef0
[   10.540119][   T38] PKRU: 55555554
[   10.540210][   T38] Call Trace:
[   10.540299][   T38]  <TASK>
[   10.540361][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.540480][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.540598][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.540690][   T38]  netif_state_change (net/core/dev.c:1605)
[   10.540816][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.540971][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.541110][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.541237][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.541358][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.541476][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   10.541595][   T38]  process_one_work (kernel/workqueue.c:3314)
[   10.541723][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.541847][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.541980][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.542104][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.542223][   T38]  kthread (kernel/kthread.c:436)
[   10.542311][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.542460][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.542580][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.542701][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.542856][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.542978][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.543096][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   10.606955][  T231] ------------[ cut here ]------------
| [   10.607151][  T231] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/231
| [   10.607413][  T231] Modules linked in:
| [   10.608452][  T231] Tainted: [W]=WARN
[   10.608591][  T231] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.608790][  T231] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.609019][  T231] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.609506][  T231] RSP: 0018:ffa0000000a87030 EFLAGS: 00010286
[   10.609705][  T231] RAX: 00000000ffffffa6 RBX: ff1100000d49e580 RCX: 1ff4000000150dcc
[   10.609952][  T231] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d49e638
[   10.610182][  T231] RBP: ff1100000595c000 R08: 1fe2200001a93cc8 R09: ff1100000c632e58
[   10.610410][  T231] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   10.610640][  T231] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000595ccd1
[   10.610883][  T231] FS:  00007fe321888840(0000) GS:ff110000a3043000(0000) knlGS:0000000000000000
[   10.611188][  T231] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.611393][  T231] CR2: 0000000019e30988 CR3: 0000000004adf006 CR4: 0000000000771ef0
[   10.611627][  T231] PKRU: 55555554
[   10.611763][  T231] Call Trace:
[   10.611912][  T231]  <TASK>
[   10.612028][  T231]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.612200][  T231]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.612341][  T231]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.612510][  T231]  __dev_notify_flags (net/core/dev.c:9787)
[   10.612682][  T231]  ? netif_change_name (net/core/dev.c:1495)
[   10.612866][  T231]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.613044][  T231]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.613215][  T231]  ? 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))
[   10.613387][  T231]  netif_change_flags (net/core/dev.c:9820)
[   10.613568][  T231]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.613740][  T231]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.613923][  T231]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.614150][  T231]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.614321][  T231]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.614489][  T231]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.614658][  T231]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.614839][  T231]  ? __kernel_text_address (kernel/extable.c:79)
[   10.615020][  T231]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.615193][  T231]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.615364][  T231]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.615535][  T231]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.615705][  T231]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.615885][  T231]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.616066][  T231]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.616236][  T231]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.616406][  T231]  ? __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)
[   10.616576][  T231]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.616746][  T231]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.616936][  T231]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.617129][  T231]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.617302][  T231]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.617478][  T231]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.617646][  T231]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.617828][  T231]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.618004][  T231]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.618176][  T231]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.618349][  T231]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.618518][  T231]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.618690][  T231]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.618872][  T231]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.619064][  T231]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.619241][  T231]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.619416][  T231]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.619593][  T231]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.619763][  T231]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.619955][  T231]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.620130][  T231]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.620302][  T231]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.620479][  T231]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.620657][  T231]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.620845][  T231]  ? 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))
[   10.621024][  T231]  ? 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))
[   10.621196][  T231]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.621368][  T231]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.621541][  T231]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.621714][  T231]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.621898][  T231]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.622076][  T231]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.622251][  T231]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.622423][  T231]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.622592][  T231]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.622806][  T231]  ? move_addr_to_kernel (net/socket.c:258)
[   10.622985][  T231]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.623155][  T231]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.623327][  T231]  ___sys_sendmsg (net/socket.c:2752)
[   10.623496][  T231]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.623697][  T231]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.623893][  T231]  __sys_sendmsg (net/socket.c:2784)
[   10.624074][  T231]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.624243][  T231]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.624447][  T231]  ? 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)
[   10.624618][  T231]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.624802][  T231]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.624979][  T231]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.625149][  T231]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.625320][  T231]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.625521][  T231] RIP: 0033:0x7fe321ac208e
[   10.625697][  T231] 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
[   10.626249][  T231] RSP: 002b:00007ffdd5ff8180 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.626485][  T231] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe321ac208e
[   10.626718][  T231] RDX: 0000000000000000 RSI: 00007ffdd5ff8230 RDI: 0000000000000005
[   10.626969][  T231] RBP: 00007ffdd5ff8190 R08: 0000000000000000 R09: 0000000000000000
[   10.627199][  T231] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e2b0
[   10.627433][  T231] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdd5ff8900
| [   10.743366][   T46] ------------[ cut here ]------------
| [   10.743521][   T46] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/46
| [   10.743759][   T46] Modules linked in:
| [   10.744141][   T46] Tainted: [W]=WARN
[   10.744232][   T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.744378][   T46] Workqueue: events_unbound linkwatch_event
[   10.744529][   T46] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.744681][   T46] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.745108][   T46] RSP: 0018:ffa000000032f9e0 EFLAGS: 00010286
[   10.745255][   T46] RAX: 00000000ffffffa6 RBX: ff1100000d4fc040 RCX: 1ff4000000065f02
[   10.745439][   T46] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d4fc0f8
[   10.745612][   T46] RBP: ff11000004db4000 R08: 1fe2200001a9f820 R09: ff11000002408ba8
[   10.745787][   T46] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   10.745989][   T46] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.746165][   T46] FS:  0000000000000000(0000) GS:ff110000a2f43000(0000) knlGS:0000000000000000
[   10.746370][   T46] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.746517][   T46] CR2: 000055c4a3bf3d5c CR3: 000000000c47b002 CR4: 0000000000771ef0
[   10.746692][   T46] PKRU: 55555554
[   10.746779][   T46] Call Trace:
[   10.746874][   T46]  <TASK>
[   10.746942][   T46]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.747062][   T46]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.747181][   T46]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.747276][   T46]  netif_state_change (net/core/dev.c:1605)
[   10.747395][   T46]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.747541][   T46]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.747659][   T46]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.747782][   T46]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.747908][   T46]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.748029][   T46]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   10.748147][   T46]  process_one_work (kernel/workqueue.c:3314)
[   10.748268][   T46]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.748385][   T46]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.748516][   T46]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.748635][   T46]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.748750][   T46]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   10.748875][   T46]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.748999][   T46]  kthread (kernel/kthread.c:436)
[   10.749087][   T46]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.749235][   T46]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.749352][   T46]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.749470][   T46]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.749617][   T46]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.749735][   T46]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.749912][   T46]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   10.847017][  T238] ------------[ cut here ]------------
| [   10.847190][  T238] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/238
| [   10.847418][  T238] Modules linked in:
| [   10.847852][  T238] Tainted: [W]=WARN
[   10.847955][  T238] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.848118][  T238] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.848287][  T238] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.848745][  T238] RSP: 0018:ffa0000000ae7030 EFLAGS: 00010286
[   10.848969][  T238] RAX: 00000000ffffffa6 RBX: ff110000051423c0 RCX: 1ff400000015cdcc
[   10.849165][  T238] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005142478
[   10.849356][  T238] RBP: ff110000049c1000 R08: 1fe2200000a28490 R09: ff11000004bdae58
[   10.849552][  T238] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   10.849753][  T238] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000049c1cd1
[   10.850017][  T238] FS:  00007f8d91f5a840(0000) GS:ff110000a30c3000(0000) knlGS:0000000000000000
[   10.850250][  T238] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.850421][  T238] CR2: 000000002c26b988 CR3: 000000000cafc004 CR4: 0000000000771ef0
[   10.850620][  T238] PKRU: 55555554
[   10.850718][  T238] Call Trace:
[   10.850869][  T238]  <TASK>
[   10.850943][  T238]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.851076][  T238]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.851177][  T238]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.851309][  T238]  __dev_notify_flags (net/core/dev.c:9787)
[   10.851442][  T238]  ? netif_change_name (net/core/dev.c:1495)
[   10.851571][  T238]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.851702][  T238]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.851886][  T238]  ? 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))
[   10.852028][  T238]  netif_change_flags (net/core/dev.c:9820)
[   10.852159][  T238]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.852290][  T238]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.852420][  T238]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.852585][  T238]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.852716][  T238]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.852904][  T238]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.853041][  T238]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.853174][  T238]  ? __kernel_text_address (kernel/extable.c:79)
[   10.853304][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.853435][  T238]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.853563][  T238]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.853694][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.853876][  T238]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.854008][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.854139][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.854267][  T238]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.854398][  T238]  ? __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)
[   10.854528][  T238]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.854658][  T238]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.854789][  T238]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.854979][  T238]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.855112][  T238]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.855243][  T238]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.855371][  T238]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.855501][  T238]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.855631][  T238]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.855761][  T238]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.855955][  T238]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.856085][  T238]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.856214][  T238]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.856343][  T238]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.856473][  T238]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.856603][  T238]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.856734][  T238]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.856919][  T238]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.857054][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.857186][  T238]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.857316][  T238]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.857446][  T238]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.857578][  T238]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.857707][  T238]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.857893][  T238]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.858027][  T238]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.858158][  T238]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.858290][  T238]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.858421][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.858551][  T238]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.858683][  T238]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.858867][  T238]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.859003][  T238]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.859132][  T238]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.859261][  T238]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.859422][  T238]  ? move_addr_to_kernel (net/socket.c:258)
[   10.859551][  T238]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.859680][  T238]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.859864][  T238]  ___sys_sendmsg (net/socket.c:2752)
[   10.859998][  T238]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.860160][  T238]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.860300][  T238]  __sys_sendmsg (net/socket.c:2784)
[   10.860431][  T238]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.860558][  T238]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.860720][  T238]  ? 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)
[   10.860902][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.861037][  T238]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.861166][  T238]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.861294][  T238]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.861425][  T238]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.861587][  T238] RIP: 0033:0x7f8d9219408e
[   10.861722][  T238] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.862242][  T238] RSP: 002b:00007ffcb2e0b720 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.862438][  T238] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8d9219408e
[   10.862630][  T238] RDX: 0000000000000000 RSI: 00007ffcb2e0b7d0 RDI: 0000000000000005
[   10.862876][  T238] RBP: 00007ffcb2e0b730 R08: 0000000000000000 R09: 0000000000000000
[   10.863071][  T238] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e2b0
[   10.863265][  T238] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcb2e0bea0
| [   10.866266][   T70] ------------[ cut here ]------------
| [   10.866431][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/70
| [   10.866715][   T70] Modules linked in:
| [   10.867198][   T70] Tainted: [W]=WARN
[   10.867332][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.867526][   T70] Workqueue: events_unbound linkwatch_event
[   10.867728][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.867951][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.868419][   T70] RSP: 0018:ffa00000004b79e0 EFLAGS: 00010286
[   10.868619][   T70] RAX: 00000000ffffffa6 RBX: ff1100000572b1c0 RCX: 1ff4000000096f02
[   10.868879][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000572b278
[   10.869108][   T70] RBP: ff110000049c1000 R08: 1fe2200000ae5650 R09: ff11000008ea0ba8
[   10.869329][   T70] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   10.869554][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.869782][   T70] FS:  0000000000000000(0000) GS:ff110000a3043000(0000) knlGS:0000000000000000
[   10.870062][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.870258][   T70] CR2: 00007f514e74f000 CR3: 000000001595d004 CR4: 0000000000771ef0
[   10.870484][   T70] PKRU: 55555554
[   10.870620][   T70] Call Trace:
[   10.870757][   T70]  <TASK>
[   10.870877][   T70]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.871055][   T70]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.871224][   T70]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.871363][   T70]  netif_state_change (net/core/dev.c:1605)
[   10.871532][   T70]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.871729][   T70]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.871906][   T70]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.872085][   T70]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.872255][   T70]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.872420][   T70]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   10.872587][   T70]  process_one_work (kernel/workqueue.c:3314)
[   10.872757][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.872940][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.873114][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.873283][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.873448][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   10.873615][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.873782][   T70]  kthread (kernel/kthread.c:436)
[   10.873942][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.874138][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.874306][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.874479][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.874675][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.874857][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.875032][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   10.877317][   T70] ------------[ cut here ]------------
| [   10.877444][   T70] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/70
| [   10.877683][   T70] Modules linked in:
| [   10.878649][   T70] Tainted: [W]=WARN
[   10.878741][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.878956][   T70] Workqueue: events_unbound linkwatch_event
[   10.879117][   T70] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.879272][   T70] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.879696][   T70] RSP: 0018:ffa00000004b79e0 EFLAGS: 00010286
[   10.879894][   T70] RAX: 00000000ffffffa6 RBX: ff110000098443c0 RCX: 1ff4000000096f02
[   10.880085][   T70] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009844478
[   10.880263][   T70] RBP: ff1100000595c000 R08: 1fe2200001308890 R09: ff11000008ea0ba8
[   10.880442][   T70] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000000
[   10.880621][   T70] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.880849][   T70] FS:  0000000000000000(0000) GS:ff110000a30c3000(0000) knlGS:0000000000000000
[   10.881107][   T70] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.881259][   T70] CR2: 000000002c26b988 CR3: 000000001595d002 CR4: 0000000000771ef0
[   10.881438][   T70] PKRU: 55555554
[   10.881527][   T70] Call Trace:
[   10.881614][   T70]  <TASK>
[   10.881677][   T70]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.881846][   T70]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.881972][   T70]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.882063][   T70]  netif_state_change (net/core/dev.c:1605)
[   10.882184][   T70]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.882333][   T70]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.882453][   T70]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.882573][   T70]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.882696][   T70]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.882864][   T70]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   10.882992][   T70]  process_one_work (kernel/workqueue.c:3314)
[   10.883116][   T70]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.883243][   T70]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.883367][   T70]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.883487][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.883605][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   10.883726][   T70]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.883892][   T70]  kthread (kernel/kthread.c:436)
[   10.883989][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.884138][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.884259][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.884382][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.884531][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.884652][   T70]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.884771][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.172639][  T250] ------------[ cut here ]------------
| [   11.172832][  T250] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/250
| [   11.173080][  T250] Modules linked in:
| [   11.173462][  T250] Tainted: [W]=WARN
[   11.173565][  T250] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.173734][  T250] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.173916][  T250] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.174411][  T250] RSP: 0018:ffa0000000567ab0 EFLAGS: 00010286
[   11.174584][  T250] RAX: 00000000ffffffa6 RBX: ff1100000b502c80 RCX: 1ff40000000acf1c
[   11.174786][  T250] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b502d38
[   11.174996][  T250] RBP: ff110000051bc000 R08: 1fe22000016a05a8 R09: ff11000004c78b80
[   11.175197][  T250] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   11.175399][  T250] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000051bc000
[   11.175604][  T250] FS:  00007f1488056840(0000) GS:ff110000a2f43000(0000) knlGS:0000000000000000
[   11.175850][  T250] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.176023][  T250] CR2: 00007f14883cf493 CR3: 0000000004b51003 CR4: 0000000000771ef0
[   11.176224][  T250] PKRU: 55555554
[   11.176328][  T250] Call Trace:
[   11.176428][  T250]  <TASK>
[   11.176498][  T250]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.176637][  T250]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.176774][  T250]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.176882][  T250]  register_netdevice (net/core/dev.c:11488)
[   11.177025][  T250]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   11.177198][  T250]  register_netdev (net/core/dev.c:11552)
[   11.177332][  T250]  loopback_net_init (drivers/net/loopback.c:218)
[   11.177473][  T250]  ops_init (net/core/net_namespace.c:137)
[   11.177576][  T250]  setup_net (net/core/net_namespace.c:446)
[   11.177680][  T250]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   11.177822][  T250]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   11.177968][  T250]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   11.178106][  T250]  copy_net_ns (net/core/net_namespace.c:579)
[   11.178241][  T250]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.178379][  T250]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.178514][  T250]  ksys_unshare (kernel/fork.c:3243)
[   11.178650][  T250]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   11.178786][  T250]  ? __ia32_sys_open (fs/open.c:1374)
[   11.178935][  T250]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.179071][  T250]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   11.179204][  T250]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.179338][  T250]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.179472][  T250]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.179608][  T250]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.179777][  T250] RIP: 0033:0x7f1488318bcb
[   11.179927][  T250] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   11.180416][  T250] RSP: 002b:00007ffdc4dd8238 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[   11.180618][  T250] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f1488318bcb
[   11.180824][  T250] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.181030][  T250] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.181233][  T250] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffdc4dda460
[   11.181436][  T250] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffdc4ddb6c7
| [   11.208770][  T251] ------------[ cut here ]------------
| [   11.208961][  T251] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/251
| [   11.209204][  T251] Modules linked in:
| [   11.209581][  T251] Tainted: [W]=WARN
[   11.209682][  T251] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.209855][  T251] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.210035][  T251] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.210515][  T251] RSP: 0018:ffa0000000b47030 EFLAGS: 00010286
[   11.210684][  T251] RAX: 00000000ffffffa6 RBX: ff11000004e9f8c0 RCX: 1ff4000000168dcc
[   11.210892][  T251] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e9f978
[   11.211102][  T251] RBP: ff110000051bc000 R08: 1fe22000009d3f30 R09: ff1100000d470b58
[   11.211304][  T251] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   11.211503][  T251] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000051bccd1
[   11.211704][  T251] FS:  00007f78cc7aa840(0000) GS:ff110000a2fc3000(0000) knlGS:0000000000000000
[   11.211948][  T251] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.212115][  T251] CR2: 000000001d9b3988 CR3: 0000000004b51006 CR4: 0000000000771ef0
[   11.212318][  T251] PKRU: 55555554
[   11.212420][  T251] Call Trace:
[   11.212521][  T251]  <TASK>
[   11.212590][  T251]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.212726][  T251]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.212835][  T251]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.212976][  T251]  __dev_notify_flags (net/core/dev.c:9787)
[   11.213111][  T251]  ? netif_change_name (net/core/dev.c:1495)
[   11.213249][  T251]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.213383][  T251]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   11.213517][  T251]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[   11.213653][  T251]  netif_change_flags (net/core/dev.c:9820)
[   11.213786][  T251]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.213928][  T251]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.214070][  T251]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.214237][  T251]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.214372][  T251]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.214507][  T251]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.214640][  T251]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.214776][  T251]  ? __kernel_text_address (kernel/extable.c:79)
[   11.214917][  T251]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.215064][  T251]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.215197][  T251]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.215331][  T251]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.215464][  T251]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.215596][  T251]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.215730][  T251]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.215869][  T251]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.216008][  T251]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[   11.216149][  T251]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.216282][  T251]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.216416][  T251]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.216553][  T251]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.216691][  T251]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.216926][  T251]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.217133][  T251]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.217267][  T251]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.217403][  T251]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.217537][  T251]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.217673][  T251]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.217858][  T251]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.217998][  T251]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.218131][  T251]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.218268][  T251]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.218406][  T251]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.218540][  T251]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.218674][  T251]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.218891][  T251]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.219031][  T251]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.219164][  T251]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.219299][  T251]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.219433][  T251]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.219570][  T251]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.219708][  T251]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.219896][  T251]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.220035][  T251]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.220170][  T251]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.220303][  T251]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.220440][  T251]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.220580][  T251]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.220715][  T251]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.220945][  T251]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.221082][  T251]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.221216][  T251]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.221381][  T251]  ? move_addr_to_kernel (net/socket.c:258)
[   11.221514][  T251]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.221653][  T251]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.221857][  T251]  ___sys_sendmsg (net/socket.c:2752)
[   11.222003][  T251]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.222171][  T251]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.222318][  T251]  __sys_sendmsg (net/socket.c:2784)
[   11.222474][  T251]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.222608][  T251]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.222776][  T251]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.223004][  T251]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.223138][  T251]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.223272][  T251]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.223405][  T251]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.223538][  T251]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.223703][  T251] RIP: 0033:0x7f78cc9e408e
[   11.223846][  T251] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.224331][  T251] RSP: 002b:00007fff001daa30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.224531][  T251] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f78cc9e408e
[   11.224730][  T251] RDX: 0000000000000000 RSI: 00007fff001daae0 RDI: 0000000000000005
[   11.224944][  T251] RBP: 00007fff001daa40 R08: 0000000000000000 R09: 0000000000000000
[   11.225143][  T251] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e2b0
[   11.225343][  T251] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff001db1b0
| [   11.566703][   T12] ------------[ cut here ]------------
| [   11.566920][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   11.567312][   T12] Modules linked in:
| [   11.568239][   T12] Tainted: [W]=WARN
[   11.568343][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.568506][   T12] Workqueue: netns cleanup_net
[   11.568646][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.568870][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.569332][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   11.569494][   T12] RAX: 00000000ffffffa6 RBX: ff11000004e9e3c0 RCX: 1ff4000000018eaf
[   11.569688][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004e9e478
[   11.569889][   T12] RBP: ff110000051bc000 R08: 1fe22000009d3c90 R09: ff11000001b051d0
[   11.570083][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   11.570270][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   11.570462][   T12] FS:  0000000000000000(0000) GS:ff110000a30c3000(0000) knlGS:0000000000000000
[   11.570687][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.570856][   T12] CR2: 000055c4a3bf3d5c CR3: 000000000c47b002 CR4: 0000000000771ef0
[   11.571059][   T12] PKRU: 55555554
[   11.571154][   T12] Call Trace:
[   11.571250][   T12]  <TASK>
[   11.571317][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.571448][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.571547][   T12]  netif_close_many (net/core/dev.c:1804)
[   11.571676][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.571812][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.571944][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.572071][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   11.572202][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   11.572360][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   11.572490][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   11.572650][   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)
[   11.572778][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   11.572911][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   11.573043][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   11.573204][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   11.573339][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   11.573469][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   11.573597][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   11.573726][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   11.573859][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   11.573993][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   11.574123][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   11.574254][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   11.574383][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.574514][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   11.574642][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   11.574769][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   11.574900][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.575036][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.575170][   T12]  process_one_work (kernel/workqueue.c:3314)
[   11.575301][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.575430][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.575570][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.575702][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.575838][   T12]  kthread (kernel/kthread.c:436)
[   11.575942][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.576103][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.576233][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.576362][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.576522][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.576653][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.576784][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.580081][   T12] ------------[ cut here ]------------
| [   11.580224][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   11.580474][   T12] Modules linked in:
| [   11.580860][   T12] Tainted: [W]=WARN
[   11.580962][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.581115][   T12] Workqueue: netns cleanup_net
[   11.581244][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.581407][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.581855][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   11.582024][   T12] RAX: 00000000ffffffa6 RBX: ff11000009526e40 RCX: 1ff4000000018ed5
[   11.582206][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000009526ef8
[   11.582389][   T12] RBP: ff110000051bc000 R08: 1fe22000012a4de0 R09: ff11000001b051d0
[   11.582573][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   11.582758][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.582953][   T12] FS:  0000000000000000(0000) GS:ff110000a30c3000(0000) knlGS:0000000000000000
[   11.583172][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.583327][   T12] CR2: 000055c4a3bf3d5c CR3: 000000001595d001 CR4: 0000000000771ef0
[   11.583515][   T12] PKRU: 55555554
[   11.583606][   T12] Call Trace:
[   11.583698][   T12]  <TASK>
[   11.583764][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   11.583927][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   11.584091][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   11.584218][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   11.584341][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   11.584463][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   11.584587][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   11.584712][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   11.584840][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   11.584973][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   11.585099][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   11.585224][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.585352][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   11.585476][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   11.585598][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   11.585724][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.585853][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.585980][   T12]  process_one_work (kernel/workqueue.c:3314)
[   11.586107][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.586231][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.586359][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.586485][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.586609][   T12]  kthread (kernel/kthread.c:436)
[   11.586704][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.586913][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.587084][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.587208][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.587361][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.587484][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.587607][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   84.544553][   T12] ------------[ cut here ]------------
| [   84.544779][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   84.545119][   T12] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [   84.545908][   T12] Tainted: [W]=WARN
[   84.546057][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   84.546287][   T12] Workqueue: netns cleanup_net
[   84.546495][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   84.546723][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   84.547421][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   84.547825][   T12] RAX: 00000000ffffffa6 RBX: ff1100001a132900 RCX: 1ff4000000018eaf
[   84.548193][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001a1329b8
[   84.548492][   T12] RBP: ff11000004db1000 R08: 1fe2200003426538 R09: ff11000001b051d0
[   84.548815][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   84.549106][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000004db4000
[   84.549427][   T12] FS:  0000000000000000(0000) GS:ff110000a3043000(0000) knlGS:0000000000000000
[   84.549755][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   84.550022][   T12] CR2: 00007f94d2fd1690 CR3: 0000000011fa0003 CR4: 0000000000771ef0
[   84.550327][   T12] PKRU: 55555554
[   84.550520][   T12] Call Trace:
[   84.550718][   T12]  <TASK>
[   84.550893][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   84.551130][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   84.551341][   T12]  netif_close_many (net/core/dev.c:1804)
[   84.551565][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   84.551811][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   84.552045][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   84.552281][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   84.552512][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   84.552781][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   84.553022][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   84.553295][   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)
[   84.553515][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   84.553783][   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)
[   84.554079][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   84.554320][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   84.554598][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   84.554861][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   84.555137][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   84.555392][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   84.555632][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   84.555894][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   84.556160][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   84.556392][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   84.556618][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   84.556858][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   84.557081][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   84.557319][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   84.557546][   T12]  process_one_work (kernel/workqueue.c:3314)
[   84.557815][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   84.557986][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   84.558195][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   84.558397][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   84.558595][   T12]  kthread (kernel/kthread.c:436)
[   84.558746][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   84.558975][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   84.559168][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   84.559352][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   84.559571][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   84.559758][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   84.559952][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   84.563546][   T12] ------------[ cut here ]------------
| [   84.563727][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   84.564051][   T12] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [   84.564934][   T12] Tainted: [W]=WARN
[   84.565096][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   84.565314][   T12] Workqueue: netns cleanup_net
[   84.565499][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   84.565714][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   84.566229][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   84.566462][   T12] RAX: 00000000ffffffa6 RBX: ff1100000b466900 RCX: 1ff4000000018eaf
[   84.566720][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b4669b8
[   84.566973][   T12] RBP: ff11000004db4000 R08: 1fe220000168cd38 R09: ff11000001b051d0
[   84.567232][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   84.567545][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008989000
[   84.567886][   T12] FS:  0000000000000000(0000) GS:ff110000a3043000(0000) knlGS:0000000000000000
[   84.568276][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   84.568502][   T12] CR2: 00007f94d2fd1690 CR3: 000000001595d005 CR4: 0000000000771ef0
[   84.568753][   T12] PKRU: 55555554
[   84.568906][   T12] Call Trace:
[   84.569046][   T12]  <TASK>
[   84.569175][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   84.569350][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   84.569536][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   84.569680][   T12]  netif_close_many (net/core/dev.c:1804)
[   84.569874][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   84.570056][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   84.570234][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   84.570417][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   84.570610][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   84.570844][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   84.571026][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   84.571256][   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)
[   84.571428][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   84.571635][   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)
[   84.571842][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   84.572019][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   84.572239][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   84.572441][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   84.572622][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   84.572818][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   84.572991][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   84.573186][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   84.573376][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   84.573552][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   84.573728][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   84.573910][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   84.574083][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   84.574277][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   84.574450][   T12]  process_one_work (kernel/workqueue.c:3314)
[   84.574636][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   84.574826][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   84.575003][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   84.575205][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   84.575382][   T12]  kthread (kernel/kthread.c:436)
[   84.575535][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   84.575746][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   84.575931][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   84.576118][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   84.576335][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   84.576532][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   84.576714][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   84.581574][   T12] ------------[ cut here ]------------
| [   84.581788][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   84.582169][   T12] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [   84.583473][   T12] Tainted: [W]=WARN
[   84.583905][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   84.584162][   T12] Workqueue: netns cleanup_net
[   84.584515][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   84.584851][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   84.585411][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   84.585694][   T12] RAX: 00000000ffffffa6 RBX: ff1100000d7f2c80 RCX: 1ff4000000018eaf
[   84.585992][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d7f2d38
[   84.586287][   T12] RBP: ff11000008989000 R08: 1fe2200001afe5a8 R09: ff11000001b051d0
[   84.586567][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   84.586872][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   84.587173][   T12] FS:  0000000000000000(0000) GS:ff110000a3043000(0000) knlGS:0000000000000000
[   84.587506][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   84.587781][   T12] CR2: 00007f94d2fd1690 CR3: 000000001595d005 CR4: 0000000000771ef0
[   84.588092][   T12] PKRU: 55555554
[   84.588306][   T12] Call Trace:
[   84.588508][   T12]  <TASK>
[   84.588710][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   84.589012][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   84.589250][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   84.589447][   T12]  netif_close_many (net/core/dev.c:1804)
[   84.589675][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   84.589928][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   84.590158][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   84.590384][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   84.590617][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   84.590888][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   84.591128][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   84.591415][   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)
[   84.591646][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   84.591922][   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)
[   84.592140][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   84.592373][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   84.592622][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   84.592868][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   84.593095][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   84.593331][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   84.593746][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   84.594127][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   84.594299][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   84.594481][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   84.594663][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   84.594849][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   84.595035][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   84.595235][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   84.595427][   T12]  process_one_work (kernel/workqueue.c:3314)
[   84.595612][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   84.595810][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   84.595998][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   84.596184][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   84.596370][   T12]  kthread (kernel/kthread.c:436)
[   84.596511][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   84.596750][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   84.596946][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   84.597124][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   84.597340][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   84.597524][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   84.597715][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   84.621300][   T12] ------------[ cut here ]------------
| [   84.621503][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   84.621817][   T12] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [   84.622565][   T12] Tainted: [W]=WARN
[   84.622711][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   84.622933][   T12] Workqueue: netns cleanup_net
[   84.623116][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   84.623331][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   84.623868][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   84.624068][   T12] RAX: 00000000ffffffa6 RBX: ff11000011a24580 RCX: 1ff4000000018ed5
[   84.624305][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011a24638
[   84.624529][   T12] RBP: ff11000004db1000 R08: 1fe22000023448c8 R09: ff11000001b051d0
[   84.624776][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   84.625020][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   84.625272][   T12] FS:  0000000000000000(0000) GS:ff110000a3043000(0000) knlGS:0000000000000000
[   84.625547][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   84.625746][   T12] CR2: 00007f94d2fd1690 CR3: 000000001595d005 CR4: 0000000000771ef0
[   84.625999][   T12] PKRU: 55555554
[   84.626171][   T12] Call Trace:
[   84.626320][   T12]  <TASK>
[   84.626429][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   84.626651][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   84.626868][   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)
[   84.627037][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   84.627223][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   84.627424][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   84.627603][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   84.627786][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   84.627982][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   84.628161][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   84.628328][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   84.628515][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   84.628685][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   84.628872][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   84.629052][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   84.629237][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   84.629407][   T12]  process_one_work (kernel/workqueue.c:3314)
[   84.629591][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   84.629786][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   84.629973][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   84.630144][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   84.630332][   T12]  kthread (kernel/kthread.c:436)
[   84.630471][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   84.630680][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   84.630871][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   84.631054][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   84.631259][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   84.631441][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   84.631612][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   84.635172][   T12] ------------[ cut here ]------------
| [   84.635343][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   84.635629][   T12] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [   84.636451][   T12] Tainted: [W]=WARN
[   84.636610][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   84.636849][   T12] Workqueue: netns cleanup_net
[   84.637020][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   84.637241][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   84.637759][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   84.637975][   T12] RAX: 00000000ffffffa6 RBX: ff11000011a25a80 RCX: 1ff4000000018ed5
[   84.638216][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011a25b38
[   84.638460][   T12] RBP: ff11000004db4000 R08: 1fe2200002344b68 R09: ff11000001b051d0
[   84.638696][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   84.638947][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   84.639195][   T12] FS:  0000000000000000(0000) GS:ff110000a3043000(0000) knlGS:0000000000000000
[   84.639466][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   84.639681][   T12] CR2: 00007f94d2fd1690 CR3: 000000001595d005 CR4: 0000000000771ef0
[   84.639930][   T12] PKRU: 55555554
[   84.640067][   T12] Call Trace:
[   84.640231][   T12]  <TASK>
[   84.640341][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   84.640554][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   84.640752][   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)
[   84.640950][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   84.641133][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   84.641350][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   84.641527][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   84.641704][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   84.641925][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   84.642111][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   84.642310][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   84.642486][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   84.642667][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   84.642859][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   84.643043][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   84.643224][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   84.643411][   T12]  process_one_work (kernel/workqueue.c:3314)
[   84.643595][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   84.643772][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   84.643966][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   84.644141][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   84.644332][   T12]  kthread (kernel/kthread.c:436)
[   84.644471][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   84.644670][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   84.644877][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   84.645059][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   84.645272][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   84.645466][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   84.645646][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   84.657927][   T12] ------------[ cut here ]------------
| [   84.658113][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   84.658438][   T12] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [   84.659224][   T12] Tainted: [W]=WARN
[   84.659363][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   84.659560][   T12] Workqueue: netns cleanup_net
[   84.659739][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   84.659959][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   84.660467][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   84.660685][   T12] RAX: 00000000ffffffa6 RBX: ff110000119a6740 RCX: 1ff4000000018ed5
[   84.661737][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000119a67f8
[   84.661974][   T12] RBP: ff11000008989000 R08: 1fe2200002334d00 R09: ff11000001b051d0
[   84.662220][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   84.662455][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   84.662713][   T12] FS:  0000000000000000(0000) GS:ff110000a3043000(0000) knlGS:0000000000000000
[   84.662996][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   84.663208][   T12] CR2: 00007f94d2fd1690 CR3: 000000001595d005 CR4: 0000000000771ef0
[   84.663456][   T12] PKRU: 55555554
[   84.663593][   T12] Call Trace:
[   84.663737][   T12]  <TASK>
[   84.663881][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   84.664091][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   84.664302][   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)
[   84.664477][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   84.664657][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   84.664872][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   84.665049][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   84.665227][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   84.665425][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   84.665593][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   84.665766][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   84.665958][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   84.666132][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   84.666306][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   84.666497][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   84.666682][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   84.666865][   T12]  process_one_work (kernel/workqueue.c:3314)
[   84.667045][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   84.667221][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   84.667400][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   84.667573][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   84.667758][   T12]  kthread (kernel/kthread.c:436)
[   84.667910][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   84.668115][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   84.668290][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   84.668473][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   84.668671][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   84.668853][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   84.669034][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   84.935173][   T12] ------------[ cut here ]------------
| [   84.935402][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   84.935737][   T12] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [   84.936832][   T12] Tainted: [W]=WARN
[   84.936975][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   84.937190][   T12] Workqueue: netns cleanup_net
[   84.937370][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   84.937586][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   84.938088][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   84.938300][   T12] RAX: 00000000ffffffa6 RBX: ff11000004fc6200 RCX: 1ff4000000018eaf
[   84.938529][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004fc62b8
[   84.938757][   T12] RBP: ff11000005f41000 R08: 1fe22000009f8c58 R09: ff11000001b051d0
[   84.938999][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   84.939246][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000088f9000
[   84.939481][   T12] FS:  0000000000000000(0000) GS:ff110000a3043000(0000) knlGS:0000000000000000
[   84.939744][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   84.939961][   T12] CR2: 00007ff509cf1000 CR3: 000000001595d006 CR4: 0000000000771ef0
[   84.940201][   T12] PKRU: 55555554
[   84.940339][   T12] Call Trace:
[   84.940478][   T12]  <TASK>
[   84.940589][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   84.940769][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   84.940954][   T12]  netif_close_many (net/core/dev.c:1804)
[   84.941138][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   84.941320][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   84.941493][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   84.941665][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   84.941848][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   84.942050][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   84.942234][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   84.942439][   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)
[   84.942611][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   84.942837][   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)
[   84.943008][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   84.943186][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   84.943390][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   84.943566][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   84.943738][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   84.943920][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   84.944093][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   84.944273][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   84.944443][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   84.944618][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   84.944806][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   84.944982][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   84.945163][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   84.945336][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   84.945505][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   84.945680][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   84.945864][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   84.946041][   T12]  process_one_work (kernel/workqueue.c:3314)
[   84.946224][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   84.946392][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   84.946566][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   84.946742][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   84.946925][   T12]  kthread (kernel/kthread.c:436)
[   84.947065][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   84.947280][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   84.947451][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   84.947628][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   84.947844][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   84.948048][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   84.948322][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   84.952389][   T12] ------------[ cut here ]------------
| [   84.952561][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   84.952868][   T12] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [   84.953600][   T12] Tainted: [W]=WARN
[   84.953740][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   84.953960][   T12] Workqueue: netns cleanup_net
[   84.954138][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   84.954354][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   84.954936][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   84.955145][   T12] RAX: 00000000ffffffa6 RBX: ff110000112cd700 RCX: 1ff4000000018eaf
[   84.955468][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000112cd7b8
[   84.955697][   T12] RBP: ff110000088f9000 R08: 1fe2200002259af8 R09: ff11000001b051d0
[   84.956501][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   84.956853][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000097c4000
[   84.957145][   T12] FS:  0000000000000000(0000) GS:ff110000a3043000(0000) knlGS:0000000000000000
[   84.957466][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   84.957717][   T12] CR2: 00007ff509cf1000 CR3: 000000001595d006 CR4: 0000000000771ef0
[   84.958014][   T12] PKRU: 55555554
[   84.958212][   T12] Call Trace:
[   84.958400][   T12]  <TASK>
[   84.958563][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   84.958849][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   84.959070][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   84.959293][   T12]  netif_close_many (net/core/dev.c:1804)
[   84.959554][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   84.959874][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   84.960102][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   84.960339][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   84.960560][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   84.960832][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   84.961106][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   84.961410][   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)
[   84.961724][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   84.962102][   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)
[   84.962404][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   84.963038][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   84.963474][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   84.963864][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   84.964036][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   84.964220][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   84.964426][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   84.964656][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   84.964844][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   84.965020][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   84.965202][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   84.965418][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   84.965657][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   84.965917][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   84.966162][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   84.966391][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   84.966599][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   84.966861][   T12]  process_one_work (kernel/workqueue.c:3314)
[   84.967050][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   84.967230][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   84.967410][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   84.967589][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   84.967815][   T12]  kthread (kernel/kthread.c:436)
[   84.967996][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   84.968214][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   84.968391][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   84.968565][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   84.968772][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   84.968959][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   84.969130][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   84.972635][   T12] ------------[ cut here ]------------
| [   84.973029][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   84.973486][   T12] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [   84.974385][   T12] Tainted: [W]=WARN
[   84.974532][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   84.974733][   T12] Workqueue: netns cleanup_net
[   84.974925][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   84.975150][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   84.975645][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   84.975873][   T12] RAX: 00000000ffffffa6 RBX: ff11000011a25540 RCX: 1ff4000000018eaf
[   84.976108][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011a255f8
[   84.976347][   T12] RBP: ff110000097c4000 R08: 1fe2200002344ac0 R09: ff11000001b051d0
[   84.976580][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   84.976822][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   84.977059][   T12] FS:  0000000000000000(0000) GS:ff110000a3043000(0000) knlGS:0000000000000000
[   84.977335][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   84.977538][   T12] CR2: 00007ff509cf1000 CR3: 000000001595d006 CR4: 0000000000771ef0
[   84.977769][   T12] PKRU: 55555554
[   84.977922][   T12] Call Trace:
[   84.978063][   T12]  <TASK>
[   84.978185][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   84.978366][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   84.978538][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   84.978682][   T12]  netif_close_many (net/core/dev.c:1804)
[   84.978867][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   84.979045][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   84.979225][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   84.979399][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   84.979575][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   84.979779][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   84.979967][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   84.980260][   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)
[   84.980462][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   84.980663][   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)
[   84.980844][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   84.981015][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   84.981232][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   84.981407][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   84.981580][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   84.981843][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   84.982019][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   84.982199][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   84.982370][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   84.982546][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   84.982720][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   84.982904][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   84.983082][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   84.983342][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   84.983512][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   84.983686][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   84.983875][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   84.984052][   T12]  process_one_work (kernel/workqueue.c:3314)
[   84.984235][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   84.984408][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   84.984589][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   84.984769][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   84.984952][   T12]  kthread (kernel/kthread.c:436)
[   84.985099][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   84.985309][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   84.985561][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   84.985736][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   84.985952][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   84.986125][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   84.986304][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   84.996328][   T12] ------------[ cut here ]------------
| [   84.996459][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   84.996701][   T12] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [   84.997323][   T12] Tainted: [W]=WARN
[   84.997414][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   84.997565][   T12] Workqueue: netns cleanup_net
[   84.997690][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   84.998324][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   84.998760][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   84.998960][   T12] RAX: 00000000ffffffa6 RBX: ff1100001129be00 RCX: 1ff4000000018ed5
[   84.999139][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001129beb8
[   84.999324][   T12] RBP: ff11000005f41000 R08: 1fe22000022537d8 R09: ff11000001b051d0
[   84.999506][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   84.999685][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   84.999913][   T12] FS:  0000000000000000(0000) GS:ff110000a30c3000(0000) knlGS:0000000000000000
[   85.000123][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   85.000281][   T12] CR2: 00007fb9826cbf98 CR3: 000000001595d003 CR4: 0000000000771ef0
[   85.000536][   T12] PKRU: 55555554
[   85.000628][   T12] Call Trace:
[   85.000717][   T12]  <TASK>
[   85.000782][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   85.001009][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   85.001164][   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)
[   85.001286][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   85.001406][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   85.001559][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   85.001679][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   85.001863][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   85.001985][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   85.002105][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   85.002231][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   85.002354][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   85.002477][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   85.002597][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   85.002721][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   85.002914][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   85.003034][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   85.003162][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   85.003282][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   85.003405][   T12]  process_one_work (kernel/workqueue.c:3314)
[   85.003530][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   85.003651][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   85.003777][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   85.003970][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   85.004092][   T12]  kthread (kernel/kthread.c:436)
[   85.004188][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   85.004336][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   85.004457][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   85.004578][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   85.004728][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   85.004923][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   85.005046][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   85.009144][   T12] ------------[ cut here ]------------
| [   85.009317][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   85.009607][   T12] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [   85.010344][   T12] Tainted: [W]=WARN
[   85.010480][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   85.010675][   T12] Workqueue: netns cleanup_net
[   85.010915][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   85.011223][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   85.011738][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   85.011947][   T12] RAX: 00000000ffffffa6 RBX: ff1100001177cac0 RCX: 1ff4000000018ed5
[   85.012178][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001177cb78
[   85.012402][   T12] RBP: ff110000088f9000 R08: 1fe22000022ef970 R09: ff11000001b051d0
[   85.012627][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   85.012868][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   85.013094][   T12] FS:  0000000000000000(0000) GS:ff110000a3043000(0000) knlGS:0000000000000000
[   85.013360][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   85.013557][   T12] CR2: 00007fe7a87f7668 CR3: 0000000011fa0002 CR4: 0000000000771ef0
[   85.013784][   T12] PKRU: 55555554
[   85.013937][   T12] Call Trace:
[   85.014074][   T12]  <TASK>
[   85.014190][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   85.014392][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   85.014586][   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)
[   85.014754][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   85.014933][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   85.015136][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   85.015318][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   85.015484][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   85.015652][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   85.015836][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   85.016001][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   85.016178][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   85.016349][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   85.016516][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   85.016687][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   85.016869][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   85.017036][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   85.017214][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   85.017382][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   85.017552][   T12]  process_one_work (kernel/workqueue.c:3314)
[   85.017726][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   85.017906][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   85.018079][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   85.018265][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   85.018435][   T12]  kthread (kernel/kthread.c:436)
[   85.018573][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   85.018771][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   85.018953][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   85.019127][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   85.019334][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   85.019503][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   85.019671][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   85.022930][   T12] ------------[ cut here ]------------
| [   85.023093][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   85.023385][   T12] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [   85.024119][   T12] Tainted: [W]=WARN
[   85.024263][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   85.024460][   T12] Workqueue: netns cleanup_net
[   85.024633][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   85.024855][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   85.025343][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   85.025543][   T12] RAX: 00000000ffffffa6 RBX: ff1100001177dc40 RCX: 1ff4000000018ed5
[   85.025769][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001177dcf8
[   85.026010][   T12] RBP: ff110000097c4000 R08: 1fe22000022efba0 R09: ff11000001b051d0
[   85.026242][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   85.026467][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   85.026696][   T12] FS:  0000000000000000(0000) GS:ff110000a3043000(0000) knlGS:0000000000000000
[   85.026960][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   85.027163][   T12] CR2: 00007fe7a87f7668 CR3: 000000001595d006 CR4: 0000000000771ef0
[   85.027388][   T12] PKRU: 55555554
[   85.027523][   T12] Call Trace:
[   85.027659][   T12]  <TASK>
[   85.027768][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   85.027984][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   85.028187][   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)
[   85.028356][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   85.028597][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   85.028879][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   85.029061][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   85.029242][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   85.029416][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   85.029585][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   85.029750][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   85.029946][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   85.030209][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   85.030378][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   85.030551][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   85.030734][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   85.030990][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   85.031168][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   85.031337][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   85.031650][   T12]  process_one_work (kernel/workqueue.c:3314)
[   85.031970][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   85.032139][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   85.032323][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   85.032497][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   85.032662][   T12]  kthread (kernel/kthread.c:436)
[   85.032814][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   85.033010][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   85.033185][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   85.033355][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   85.033556][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   85.033724][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   85.033902][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   85.079300][   T12] ------------[ cut here ]------------
| [   85.079472][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   85.079766][   T12] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [   85.080509][   T12] Tainted: [W]=WARN
[   85.080648][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   85.080861][   T12] Workqueue: netns cleanup_net
[   85.081039][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   85.081257][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   85.081759][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   85.082030][   T12] RAX: 00000000ffffffa6 RBX: ff1100000216a200 RCX: 1ff4000000018eaf
[   85.082323][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000216a2b8
[   85.082608][   T12] RBP: ff1100000595c000 R08: 1fe220000042d458 R09: ff11000001b051d0
[   85.082902][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   85.083176][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000049c1000
[   85.083415][   T12] FS:  0000000000000000(0000) GS:ff110000a3043000(0000) knlGS:0000000000000000
[   85.083681][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   85.083897][   T12] CR2: 00007fe7a87f7668 CR3: 000000001595d006 CR4: 0000000000771ef0
[   85.084129][   T12] PKRU: 55555554
[   85.084278][   T12] Call Trace:
[   85.084424][   T12]  <TASK>
[   85.084567][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   85.084747][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   85.084908][   T12]  netif_close_many (net/core/dev.c:1804)
[   85.085083][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   85.085261][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   85.085433][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   85.085608][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   85.085783][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   85.085999][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   85.086181][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   85.086387][   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)
[   85.086557][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   85.086772][   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)
[   85.086957][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   85.087131][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   85.087344][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   85.087518][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   85.087721][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   85.087905][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   85.088111][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   85.088298][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   85.088475][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   85.088651][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   85.088841][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   85.089009][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   85.089199][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   85.089374][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   85.089549][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   85.089728][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   85.089925][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   85.090103][   T12]  process_one_work (kernel/workqueue.c:3314)
[   85.090292][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   85.090465][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   85.090673][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   85.090871][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   85.091057][   T12]  kthread (kernel/kthread.c:436)
[   85.091206][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   85.091411][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   85.091584][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   85.091759][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   85.091972][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   85.092149][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   85.092330][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   85.107673][   T12] ------------[ cut here ]------------
| [   85.107888][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   85.108166][   T12] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [   85.108815][   T12] Tainted: [W]=WARN
[   85.108909][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   85.109062][   T12] Workqueue: netns cleanup_net
[   85.109197][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   85.109356][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   85.109802][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   85.109957][   T12] RAX: 00000000ffffffa6 RBX: ff1100000a651380 RCX: 1ff4000000018eaf
[   85.110141][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000a651438
[   85.110330][   T12] RBP: ff110000049c1000 R08: 1fe22000014ca288 R09: ff11000001b051d0
[   85.110517][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   85.110699][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000089a1000
[   85.110892][   T12] FS:  0000000000000000(0000) GS:ff110000a2fc3000(0000) knlGS:0000000000000000
[   85.111107][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   85.111268][   T12] CR2: 00007fb9826cbf98 CR3: 000000001595d005 CR4: 0000000000771ef0
[   85.111456][   T12] PKRU: 55555554
[   85.111548][   T12] Call Trace:
[   85.111641][   T12]  <TASK>
[   85.111706][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   85.111836][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   85.111962][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   85.112057][   T12]  netif_close_many (net/core/dev.c:1804)
[   85.112186][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   85.112309][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   85.112431][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   85.112552][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   85.112674][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   85.112834][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   85.112957][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   85.113112][   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)
[   85.113243][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   85.113394][   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)
[   85.113516][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   85.113640][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   85.113801][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   85.113928][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   85.114050][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   85.114179][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   85.114304][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   85.114426][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   85.114547][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   85.114672][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   85.114801][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   85.114923][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   85.115050][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   85.115179][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   85.115301][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   85.115425][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   85.115547][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   85.115671][   T12]  process_one_work (kernel/workqueue.c:3314)
[   85.115803][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   85.115925][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   85.116054][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   85.116185][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   85.116308][   T12]  kthread (kernel/kthread.c:436)
[   85.116400][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   85.116550][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   85.116673][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   85.116804][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   85.116961][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   85.117084][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   85.117214][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   85.120632][   T12] ------------[ cut here ]------------
| [   85.120827][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   85.121084][   T12] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [   85.121715][   T12] Tainted: [W]=WARN
[   85.121816][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   85.121969][   T12] Workqueue: netns cleanup_net
[   85.122098][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   85.122261][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   85.122695][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   85.122863][   T12] RAX: 00000000ffffffa6 RBX: ff1100000d49f540 RCX: 1ff4000000018eaf
[   85.123045][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d49f5f8
[   85.123237][   T12] RBP: ff110000089a1000 R08: 1fe2200001a93ec0 R09: ff11000001b051d0
[   85.123418][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   85.123598][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   85.123781][   T12] FS:  0000000000000000(0000) GS:ff110000a2fc3000(0000) knlGS:0000000000000000
[   85.124058][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   85.124217][   T12] CR2: 00007fb9826cbf98 CR3: 000000001595d005 CR4: 0000000000771ef0
[   85.124400][   T12] PKRU: 55555554
[   85.124492][   T12] Call Trace:
[   85.124588][   T12]  <TASK>
[   85.124656][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   85.124779][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   85.124957][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   85.125053][   T12]  netif_close_many (net/core/dev.c:1804)
[   85.125179][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   85.125301][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   85.125424][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   85.125545][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   85.125670][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   85.125870][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   85.125994][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   85.126203][   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)
[   85.126327][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   85.126478][   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)
[   85.126599][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   85.126719][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   85.126921][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   85.127046][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   85.127173][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   85.127298][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   85.127429][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   85.127552][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   85.127673][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   85.127845][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   85.127971][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   85.128092][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   85.128223][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   85.128348][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   85.128470][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   85.128592][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   85.128717][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   85.128940][   T12]  process_one_work (kernel/workqueue.c:3314)
[   85.129068][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   85.129195][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   85.129323][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   85.129450][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   85.129572][   T12]  kthread (kernel/kthread.c:436)
[   85.129663][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   85.129866][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   85.129989][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   85.130112][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   85.130272][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   85.130394][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   85.130521][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   85.145760][   T12] ------------[ cut here ]------------
| [   85.145899][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   85.146143][   T12] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [   85.146750][   T12] Tainted: [W]=WARN
[   85.146847][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   85.146998][   T12] Workqueue: netns cleanup_net
[   85.147120][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   85.147278][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   85.147696][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   85.147853][   T12] RAX: 00000000ffffffa6 RBX: ff1100001169cac0 RCX: 1ff4000000018ed5
[   85.148033][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001169cb78
[   85.148219][   T12] RBP: ff1100000595c000 R08: 1fe22000022d3970 R09: ff11000001b051d0
[   85.148403][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   85.148579][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   85.148774][   T12] FS:  0000000000000000(0000) GS:ff110000a2fc3000(0000) knlGS:0000000000000000
[   85.148986][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   85.149135][   T12] CR2: 00007fb9826cbf98 CR3: 000000001595d005 CR4: 0000000000771ef0
[   85.149316][   T12] PKRU: 55555554
[   85.149405][   T12] Call Trace:
[   85.149494][   T12]  <TASK>
[   85.149556][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   85.149707][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   85.149860][   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)
[   85.149978][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   85.150095][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   85.150252][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   85.150373][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   85.150490][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   85.150610][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   85.150728][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   85.150852][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   85.150974][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   85.151094][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   85.151219][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   85.151340][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   85.151459][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   85.151576][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   85.151696][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   85.151821][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   85.151942][   T12]  process_one_work (kernel/workqueue.c:3314)
[   85.152065][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   85.152188][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   85.152311][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   85.152432][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   85.152550][   T12]  kthread (kernel/kthread.c:436)
[   85.152639][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   85.152785][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   85.152909][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   85.153032][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   85.153184][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   85.153312][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   85.153430][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   85.155762][   T12] ------------[ cut here ]------------
| [   85.156164][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   85.156400][   T12] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [   85.156996][   T12] Tainted: [W]=WARN
[   85.157084][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   85.157234][   T12] Workqueue: netns cleanup_net
[   85.157355][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   85.157507][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   85.157932][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   85.158080][   T12] RAX: 00000000ffffffa6 RBX: ff1100001169d540 RCX: 1ff4000000018ed5
[   85.158261][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100001169d5f8
[   85.158436][   T12] RBP: ff110000049c1000 R08: 1fe22000022d3ac0 R09: ff11000001b051d0
[   85.158622][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   85.158803][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   85.158979][   T12] FS:  0000000000000000(0000) GS:ff110000a2fc3000(0000) knlGS:0000000000000000
[   85.159186][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   85.159336][   T12] CR2: 00007fb9826cbf98 CR3: 000000001595d005 CR4: 0000000000771ef0
[   85.159513][   T12] PKRU: 55555554
[   85.159600][   T12] Call Trace:
[   85.159687][   T12]  <TASK>
[   85.159749][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   85.159905][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   85.160049][   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)
[   85.160170][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   85.160290][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   85.160440][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   85.160557][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   85.160674][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   85.160797][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   85.160915][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   85.161037][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   85.161169][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   85.161288][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   85.161403][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   85.161523][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   85.161643][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   85.161762][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   85.161886][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   85.162007][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   85.162128][   T12]  process_one_work (kernel/workqueue.c:3314)
[   85.162253][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   85.162370][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   85.162492][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   85.162616][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   85.162735][   T12]  kthread (kernel/kthread.c:436)
[   85.162828][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   85.162977][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   85.163106][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   85.163231][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   85.163380][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   85.163501][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   85.163619][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   85.166249][   T12] ------------[ cut here ]------------
| [   85.166369][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   85.166603][   T12] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [   85.167210][   T12] Tainted: [W]=WARN
[   85.167298][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   85.167444][   T12] Workqueue: netns cleanup_net
[   85.167564][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   85.167718][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   85.168145][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   85.168303][   T12] RAX: 00000000ffffffa6 RBX: ff11000011d1a740 RCX: 1ff4000000018ed5
[   85.168481][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011d1a7f8
[   85.168657][   T12] RBP: ff110000089a1000 R08: 1fe22000023a3500 R09: ff11000001b051d0
[   85.168834][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   85.169009][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   85.169190][   T12] FS:  0000000000000000(0000) GS:ff110000a2fc3000(0000) knlGS:0000000000000000
[   85.169397][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   85.169543][   T12] CR2: 00007fb9826cbf98 CR3: 000000001595d005 CR4: 0000000000771ef0
[   85.169719][   T12] PKRU: 55555554
[   85.169812][   T12] Call Trace:
[   85.169899][   T12]  <TASK>
[   85.169960][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   85.170111][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   85.170262][   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)
[   85.170379][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   85.170495][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   85.170646][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   85.170764][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   85.170887][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   85.171009][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   85.171127][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   85.171248][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   85.171367][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   85.171487][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   85.171603][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   85.171724][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   85.171848][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   85.171966][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   85.172086][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   85.172209][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   85.172328][   T12]  process_one_work (kernel/workqueue.c:3314)
[   85.172450][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   85.172570][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   85.172693][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   85.172821][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   85.172938][   T12]  kthread (kernel/kthread.c:436)
[   85.173028][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   85.173178][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   85.173296][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   85.173421][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   85.173568][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   85.173686][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   85.173808][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   85.212961][   T12] ------------[ cut here ]------------
| [   85.213188][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   85.213451][   T12] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [   85.214141][   T12] Tainted: [W]=WARN
[   85.214242][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   85.214393][   T12] Workqueue: netns cleanup_net
[   85.214523][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   85.214682][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   85.215184][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   85.215340][   T12] RAX: 00000000ffffffa6 RBX: ff11000011d1b000 RCX: 1ff4000000018eaf
[   85.215522][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000011d1b0b8
[   85.215702][   T12] RBP: ff1100000872c000 R08: 1fe22000023a3618 R09: ff11000001b051d0
[   85.215938][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   85.216117][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   85.216306][   T12] FS:  0000000000000000(0000) GS:ff110000a2fc3000(0000) knlGS:0000000000000000
[   85.216523][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   85.216676][   T12] CR2: 00007fb9826cbf98 CR3: 000000001595d005 CR4: 0000000000771ef0
[   85.216870][   T12] PKRU: 55555554
[   85.216962][   T12] Call Trace:
[   85.217056][   T12]  <TASK>
[   85.217120][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   85.217252][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   85.217346][   T12]  netif_close_many (net/core/dev.c:1804)
[   85.217469][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   85.217590][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   85.217712][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   85.217837][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   85.217958][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   85.218111][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   85.218240][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   85.218392][   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)
[   85.218523][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   85.218652][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   85.218774][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   85.218935][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   85.219062][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   85.219189][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   85.219310][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   85.219432][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   85.219563][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   85.219685][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   85.219818][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   85.219945][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   85.220066][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   85.220197][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   85.220319][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   85.220438][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   85.220561][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   85.220683][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   85.220816][   T12]  process_one_work (kernel/workqueue.c:3314)
[   85.220950][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   85.221071][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   85.221201][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   85.221325][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   85.221446][   T12]  kthread (kernel/kthread.c:436)
[   85.221539][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   85.221691][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   85.221819][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   85.221977][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   85.222134][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   85.222266][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   85.222393][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   85.232338][   T12] ------------[ cut here ]------------
| [   85.232475][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   85.232705][   T12] Modules linked in: mptcp_diag tcp_diag inet_diag nft_tproxy nf_tproxy_ipv6 nf_tproxy_ipv4 nft_socket nf_socket_ipv4 nf_socket_ipv6 nf_tables sch_netem
| [   85.233315][   T12] Tainted: [W]=WARN
[   85.233402][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   85.233546][   T12] Workqueue: netns cleanup_net
[   85.233667][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   85.233831][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   85.234251][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   85.234397][   T12] RAX: 00000000ffffffa6 RBX: ff1100000d468580 RCX: 1ff4000000018ed5
[   85.234571][   T12] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d468638
[   85.234747][   T12] RBP: ff1100000872c000 R08: 1fe2200001a8d0c8 R09: ff11000001b051d0
[   85.234929][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   85.235103][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   85.235282][   T12] FS:  0000000000000000(0000) GS:ff110000a2fc3000(0000) knlGS:0000000000000000
[   85.235489][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   85.235636][   T12] CR2: 00007fb9826cbf98 CR3: 000000001595d005 CR4: 0000000000771ef0
[   85.235816][   T12] PKRU: 55555554
[   85.235904][   T12] Call Trace:
[   85.235992][   T12]  <TASK>
[   85.236053][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   85.236207][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   85.236355][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   85.236476][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   85.236593][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   85.236711][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   85.236833][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   85.236951][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   85.237069][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   85.237193][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   85.237313][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   85.237429][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   85.237606][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   85.237730][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   85.237902][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   85.238036][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   85.238156][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   85.238276][   T12]  process_one_work (kernel/workqueue.c:3314)
[   85.238399][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   85.238516][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   85.238643][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   85.238765][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   85.238891][   T12]  kthread (kernel/kthread.c:436)
[   85.238981][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   85.239129][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   85.239254][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   85.239376][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   85.239529][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   85.239650][   T12]  ? kthread_affine_node (kernel/kthread.c:378)


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