======================================
| xx__-> [    8.867089][  T183] ------------[ cut here ]------------
| [    8.867346][  T183] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/183
| [    8.867631][  T183] Modules linked in:
| [    8.868147][  T183] Tainted: [W]=WARN
[    8.868296][  T183] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.868509][  T183] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.868729][  T183] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    8.869324][  T183] RSP: 0018:ffa0000000917ab0 EFLAGS: 00010286
[    8.869542][  T183] RAX: 00000000ffffffa6 RBX: ff11000005c0eac0 RCX: 1ff4000000122f1c
[    8.869786][  T183] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005c0eb78
[    8.870035][  T183] RBP: ff11000007541000 R08: 1fe2200000b81d70 R09: ff1100000b32ae80
[    8.870293][  T183] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    8.870542][  T183] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007541000
[    8.870848][  T183] FS:  00007f308e99a840(0000) GS:ff1100009b443000(0000) knlGS:0000000000000000
[    8.871153][  T183] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.871369][  T183] CR2: 0000000000479648 CR3: 000000000bf9e004 CR4: 0000000000771ef0
[    8.871692][  T183] PKRU: 55555554
[    8.871840][  T183] Call Trace:
[    8.871985][  T183]  <TASK>
[    8.872121][  T183]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.872310][  T183]  ? notifier_call_chain (kernel/notifier.c:85)
[    8.872492][  T183]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.872641][  T183]  register_netdevice (net/core/dev.c:11488)
[    8.872822][  T183]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    8.873060][  T183]  register_netdev (net/core/dev.c:11552)
[    8.873241][  T183]  loopback_net_init (drivers/net/loopback.c:218)
[    8.873429][  T183]  ops_init (net/core/net_namespace.c:137)
[    8.873582][  T183]  setup_net (net/core/net_namespace.c:446)
[    8.873733][  T183]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    8.873912][  T183]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    8.874114][  T183]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    8.874294][  T183]  copy_net_ns (net/core/net_namespace.c:579)
[    8.874474][  T183]  create_new_namespaces (kernel/nsproxy.c:132)
[    8.874657][  T183]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    8.874838][  T183]  ksys_unshare (kernel/fork.c:3243)
[    8.875051][  T183]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    8.875231][  T183]  ? __ia32_sys_open (fs/open.c:1374)
[    8.875414][  T183]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    8.875590][  T183]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    8.875769][  T183]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.875947][  T183]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.876154][  T183]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.876347][  T183]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.876559][  T183] RIP: 0033:0x7f308ec5cbcb
[    8.876744][  T183] Code: 73 01 c3 48 8b 0d 2d 82 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d fd 81 0f 00 f7 d8 64 89 01 48
All code
========
   0:	73 01                	jae    0x3
   2:	c3                   	ret
   3:	48 8b 0d 2d 82 0f 00 	mov    0xf822d(%rip),%rcx        # 0xf8237
   a:	f7 d8                	neg    %eax
   c:	64 89 01             	mov    %eax,%fs:(%rcx)
   f:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  13:	c3                   	ret
  14:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  1b:	00 00 00 
  1e:	90                   	nop
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 10 01 00 00       	mov    $0x110,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf8237
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d fd 81 0f 00 	mov    0xf81fd(%rip),%rcx        # 0xf820d
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[    8.877276][  T183] RSP: 002b:00007ffc9d44d368 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    8.877526][  T183] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f308ec5cbcb
[    8.877768][  T183] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    8.878010][  T183] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    8.878279][  T183] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc9d44f590
[    8.878524][  T183] R13: 0000000000000001 R14: 00007f308e99a6f8 R15: 00007ffc9d4506cf
| [    8.911452][  T184] ------------[ cut here ]------------
| [    8.911624][  T184] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/184
| [    8.911858][  T184] Modules linked in:
| [    8.912248][  T184] Tainted: [W]=WARN
[    8.912348][  T184] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.912512][  T184] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    8.912687][  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
[    8.913161][  T184] RSP: 0018:ffa0000000927030 EFLAGS: 00010286
[    8.913326][  T184] RAX: 00000000ffffffa6 RBX: ff11000005c0e900 RCX: 1ff4000000124dcc
[    8.913520][  T184] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005c0e9b8
[    8.913716][  T184] RBP: ff11000007541000 R08: 1fe2200000b81d38 R09: ff1100000b32d158
[    8.913911][  T184] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[    8.914114][  T184] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007541cd1
[    8.914313][  T184] FS:  00007f7036328840(0000) GS:ff1100009b4c3000(0000) knlGS:0000000000000000
[    8.914564][  T184] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    8.914729][  T184] CR2: 0000000032657988 CR3: 000000000c2ff006 CR4: 0000000000771ef0
[    8.914923][  T184] PKRU: 55555554
[    8.915055][  T184] Call Trace:
[    8.915154][  T184]  <TASK>
[    8.915222][  T184]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    8.915357][  T184]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    8.915457][  T184]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    8.915590][  T184]  __dev_notify_flags (net/core/dev.c:9787)
[    8.915724][  T184]  ? netif_change_name (net/core/dev.c:1495)
[    8.915854][  T184]  ? __dev_change_flags (net/core/dev.c:9752)
[    8.915985][  T184]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    8.916125][  T184]  ? is_bpf_text_address (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/bpf/core.c:749 (discriminator 2))
[    8.916260][  T184]  netif_change_flags (net/core/dev.c:9820)
[    8.916391][  T184]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    8.916523][  T184]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    8.916655][  T184]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    8.916819][  T184]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    8.916950][  T184]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.917743][  T184]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    8.917875][  T184]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.918007][  T184]  ? __kernel_text_address (kernel/extable.c:79)
[    8.918149][  T184]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.918281][  T184]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.918410][  T184]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    8.918540][  T184]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.918669][  T184]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    8.918800][  T184]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.918931][  T184]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.919078][  T184]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    8.919213][  T184]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820)
[    8.919349][  T184]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    8.919483][  T184]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    8.919617][  T184]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    8.919755][  T184]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    8.919895][  T184]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    8.920045][  T184]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.920181][  T184]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.920314][  T184]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.920445][  T184]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    8.920578][  T184]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.920716][  T184]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.920850][  T184]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.920980][  T184]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.921118][  T184]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    8.921251][  T184]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    8.921382][  T184]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    8.921513][  T184]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.921648][  T184]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    8.921784][  T184]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.921922][  T184]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    8.922065][  T184]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    8.922200][  T184]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    8.922338][  T184]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    8.922474][  T184]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    8.922615][  T184]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[    8.922751][  T184]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[    8.922887][  T184]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.923023][  T184]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    8.923161][  T184]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    8.923292][  T184]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    8.923422][  T184]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    8.923553][  T184]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    8.923687][  T184]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    8.923817][  T184]  ? copy_msghdr_from_user (net/socket.c:2635)
[    8.923946][  T184]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    8.924115][  T184]  ? move_addr_to_kernel (net/socket.c:258)
[    8.924244][  T184]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.924373][  T184]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    8.924506][  T184]  ___sys_sendmsg (net/socket.c:2752)
[    8.924633][  T184]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    8.924795][  T184]  ? copy_msghdr_from_user (net/socket.c:2603)
[    8.924936][  T184]  __sys_sendmsg (net/socket.c:2784)
[    8.925076][  T184]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    8.925205][  T184]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    8.925388][  T184]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    8.925517][  T184]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    8.925647][  T184]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    8.925777][  T184]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    8.925909][  T184]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    8.926046][  T184]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.926208][  T184] RIP: 0033:0x7f703656208e
[    8.926352][  T184] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[    8.926813][  T184] RSP: 002b:00007fff7aed9070 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.927011][  T184] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f703656208e
[    8.927217][  T184] RDX: 0000000000000000 RSI: 00007fff7aed9120 RDI: 0000000000000005
[    8.927410][  T184] RBP: 00007fff7aed9080 R08: 0000000000000000 R09: 0000000000000000
[    8.927604][  T184] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10dd9d
[    8.927798][  T184] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff7aed97f0
| [    9.058788][  T188] ------------[ cut here ]------------
| [    9.059022][  T188] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/188
| [    9.059319][  T188] Modules linked in:
| [    9.059791][  T188] Tainted: [W]=WARN
[    9.059936][  T188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.060168][  T188] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.060388][  T188] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.060898][  T188] RSP: 0018:ffa0000000967ab0 EFLAGS: 00010286
[    9.061134][  T188] RAX: 00000000ffffffa6 RBX: ff1100000946d000 RCX: 1ff400000012cf1c
[    9.061375][  T188] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000946d0b8
[    9.061615][  T188] RBP: ff11000007db1000 R08: 1fe220000128da18 R09: ff1100000d565180
[    9.061854][  T188] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.062116][  T188] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007db1000
[    9.062357][  T188] FS:  00007f505ac24840(0000) GS:ff1100009b443000(0000) knlGS:0000000000000000
[    9.062632][  T188] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.062844][  T188] CR2: 00007f505ae30690 CR3: 0000000004acb004 CR4: 0000000000771ef0
[    9.063109][  T188] PKRU: 55555554
[    9.063253][  T188] Call Trace:
[    9.063399][  T188]  <TASK>
[    9.063512][  T188]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.063692][  T188]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.063873][  T188]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.064029][  T188]  register_netdevice (net/core/dev.c:11488)
[    9.064428][  T188]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.064642][  T188]  register_netdev (net/core/dev.c:11552)
[    9.064820][  T188]  loopback_net_init (drivers/net/loopback.c:218)
[    9.064999][  T188]  ops_init (net/core/net_namespace.c:137)
[    9.065164][  T188]  setup_net (net/core/net_namespace.c:446)
[    9.065310][  T188]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.065486][  T188]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.065666][  T188]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.065849][  T188]  copy_net_ns (net/core/net_namespace.c:579)
[    9.066034][  T188]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.066229][  T188]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.066407][  T188]  ksys_unshare (kernel/fork.c:3243)
[    9.066585][  T188]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.066762][  T188]  ? __ia32_sys_open (fs/open.c:1374)
[    9.066945][  T188]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.067143][  T188]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.067326][  T188]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.067502][  T188]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.067679][  T188]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.067858][  T188]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.068087][  T188] RIP: 0033:0x7f505aee6bcb
[    9.068274][  T188] 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
[    9.068803][  T188] RSP: 002b:00007ffeb5740308 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.069070][  T188] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f505aee6bcb
[    9.069317][  T188] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.069563][  T188] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.069804][  T188] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffeb5742530
[    9.070062][  T188] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffeb57436cf
| [    9.100783][  T189] ------------[ cut here ]------------
| [    9.100953][  T189] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/189
| [    9.101201][  T189] Modules linked in:
| [    9.101738][  T189] Tainted: [W]=WARN
[    9.101842][  T189] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.102005][  T189] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.102193][  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
[    9.102663][  T189] RSP: 0018:ffa0000000977030 EFLAGS: 00010286
[    9.102828][  T189] RAX: 00000000ffffffa6 RBX: ff1100000946c200 RCX: 1ff400000012edcc
[    9.103026][  T189] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000946c2b8
[    9.103229][  T189] RBP: ff11000007db1000 R08: 1fe220000128d858 R09: ff1100000cec8b58
[    9.103424][  T189] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[    9.103615][  T189] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007db1cd1
[    9.103810][  T189] FS:  00007f3d6a46c840(0000) GS:ff1100009b4c3000(0000) knlGS:0000000000000000
[    9.104050][  T189] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.104218][  T189] CR2: 0000000000c3d988 CR3: 000000000d6b4002 CR4: 0000000000771ef0
[    9.104413][  T189] PKRU: 55555554
[    9.104510][  T189] Call Trace:
[    9.104606][  T189]  <TASK>
[    9.104674][  T189]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.104808][  T189]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.104909][  T189]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.105052][  T189]  __dev_notify_flags (net/core/dev.c:9787)
[    9.105185][  T189]  ? netif_change_name (net/core/dev.c:1495)
[    9.105316][  T189]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.105447][  T189]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.105576][  T189]  ? 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))
[    9.105707][  T189]  netif_change_flags (net/core/dev.c:9820)
[    9.105838][  T189]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.105968][  T189]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.106724][  T189]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.106889][  T189]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.107023][  T189]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.107240][  T189]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.107369][  T189]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.107500][  T189]  ? __kernel_text_address (kernel/extable.c:79)
[    9.107630][  T189]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.107763][  T189]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.107895][  T189]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.108028][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.108234][  T189]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.108362][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.108491][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.108619][  T189]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.108750][  T189]  ? __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)
[    9.108881][  T189]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.109009][  T189]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.109220][  T189]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.109351][  T189]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.109484][  T189]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.109615][  T189]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.109744][  T189]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.109874][  T189]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.110003][  T189]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.110178][  T189]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.110310][  T189]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.110438][  T189]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.110568][  T189]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.110697][  T189]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.110828][  T189]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.110958][  T189]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.111099][  T189]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.111229][  T189]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.111359][  T189]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.111490][  T189]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.111618][  T189]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.111749][  T189]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.111881][  T189]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.112011][  T189]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.112151][  T189]  ? 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))
[    9.112280][  T189]  ? 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))
[    9.112411][  T189]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.112542][  T189]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.112671][  T189]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.112801][  T189]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.112935][  T189]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.113073][  T189]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.113205][  T189]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.113334][  T189]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.113475][  T189]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.113635][  T189]  ? move_addr_to_kernel (net/socket.c:258)
[    9.113766][  T189]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.113895][  T189]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.114030][  T189]  ___sys_sendmsg (net/socket.c:2752)
[    9.114164][  T189]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.114326][  T189]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.114466][  T189]  __sys_sendmsg (net/socket.c:2784)
[    9.114596][  T189]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.114725][  T189]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.114890][  T189]  ? 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)
[    9.115023][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.115162][  T189]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.115298][  T189]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.115433][  T189]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.115567][  T189]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.115732][  T189] RIP: 0033:0x7f3d6a6a608e
[    9.115870][  T189] 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
[    9.116342][  T189] RSP: 002b:00007ffed73c87a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.116537][  T189] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f3d6a6a608e
[    9.116731][  T189] RDX: 0000000000000000 RSI: 00007ffed73c8850 RDI: 0000000000000005
[    9.116923][  T189] RBP: 00007ffed73c87b0 R08: 0000000000000000 R09: 0000000000000000
[    9.117124][  T189] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10dd9d
[    9.117314][  T189] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffed73c8f20
| [    9.238665][  T194] ------------[ cut here ]------------
| [    9.238887][  T194] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/194
| [    9.239187][  T194] Modules linked in:
| [    9.239657][  T194] Tainted: [W]=WARN
[    9.239805][  T194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.240027][  T194] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.240264][  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
[    9.240805][  T194] RSP: 0018:ffa00000009a7ab0 EFLAGS: 00010286
[    9.241025][  T194] RAX: 00000000ffffffa6 RBX: ff1100000d67ec80 RCX: 1ff4000000134f1c
[    9.241279][  T194] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d67ed38
[    9.241523][  T194] RBP: ff1100000a1ec000 R08: 1fe2200001acfda8 R09: ff1100000cfdd180
[    9.241762][  T194] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.242004][  T194] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a1ec000
[    9.242266][  T194] FS:  00007fb892b58840(0000) GS:ff1100009b443000(0000) knlGS:0000000000000000
[    9.242542][  T194] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.242757][  T194] CR2: 00007fb892d627d0 CR3: 000000000d719001 CR4: 0000000000771ef0
[    9.243000][  T194] PKRU: 55555554
[    9.243163][  T194] Call Trace:
[    9.243309][  T194]  <TASK>
[    9.243424][  T194]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.243605][  T194]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.243785][  T194]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.243936][  T194]  register_netdevice (net/core/dev.c:11488)
[    9.244139][  T194]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.244351][  T194]  register_netdev (net/core/dev.c:11552)
[    9.244529][  T194]  loopback_net_init (drivers/net/loopback.c:218)
[    9.244709][  T194]  ops_init (net/core/net_namespace.c:137)
[    9.244857][  T194]  setup_net (net/core/net_namespace.c:446)
[    9.245004][  T194]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.245203][  T194]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.245384][  T194]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.245563][  T194]  copy_net_ns (net/core/net_namespace.c:579)
[    9.245742][  T194]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.245922][  T194]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.246137][  T194]  ksys_unshare (kernel/fork.c:3243)
[    9.246320][  T194]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.246499][  T194]  ? __ia32_sys_open (fs/open.c:1374)
[    9.246681][  T194]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.246859][  T194]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.247059][  T194]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.247238][  T194]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.247416][  T194]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.247594][  T194]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.247806][  T194] RIP: 0033:0x7fb892e1abcb
[    9.247995][  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
[    9.248517][  T194] RSP: 002b:00007ffd4c4dab18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.248760][  T194] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007fb892e1abcb
[    9.249006][  T194] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.249263][  T194] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.249503][  T194] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffd4c4dcd40
[    9.249741][  T194] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffd4c4de6cf
| [    9.274836][  T195] ------------[ cut here ]------------
| [    9.274989][  T195] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/195
| [    9.275233][  T195] Modules linked in:
| [    9.275605][  T195] Tainted: [W]=WARN
[    9.275704][  T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.275867][  T195] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.276051][  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
[    9.276515][  T195] RSP: 0018:ffa00000009b7030 EFLAGS: 00010286
[    9.276679][  T195] RAX: 00000000ffffffa6 RBX: ff1100000d67e900 RCX: 1ff4000000136dcc
[    9.276872][  T195] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d67e9b8
[    9.277074][  T195] RBP: ff1100000a1ec000 R08: 1fe2200001acfd38 R09: ff1100000cfdae58
[    9.277268][  T195] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[    9.277460][  T195] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a1eccd1
[    9.277655][  T195] FS:  00007ff31a12a840(0000) GS:ff1100009b4c3000(0000) knlGS:0000000000000000
[    9.277883][  T195] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.278054][  T195] CR2: 0000000025900988 CR3: 000000000d6ef001 CR4: 0000000000771ef0
[    9.278265][  T195] PKRU: 55555554
[    9.278362][  T195] Call Trace:
[    9.278459][  T195]  <TASK>
[    9.278526][  T195]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.278659][  T195]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.278757][  T195]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.278888][  T195]  __dev_notify_flags (net/core/dev.c:9787)
[    9.279044][  T195]  ? netif_change_name (net/core/dev.c:1495)
[    9.279174][  T195]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.279303][  T195]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.279432][  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))
[    9.279563][  T195]  netif_change_flags (net/core/dev.c:9820)
[    9.279694][  T195]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.279826][  T195]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.279962][  T195]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.280138][  T195]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.280270][  T195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.280399][  T195]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.280528][  T195]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.280658][  T195]  ? __kernel_text_address (kernel/extable.c:79)
[    9.280796][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.280928][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.281067][  T195]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.281197][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.281326][  T195]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.281455][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.281591][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.281719][  T195]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.281849][  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)
[    9.281979][  T195]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.282540][  T195]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.282672][  T195]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.282806][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.282943][  T195]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.283084][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.283212][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.283342][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.283471][  T195]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.283599][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.283737][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.283866][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.283996][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.284136][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.284267][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.284399][  T195]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.284528][  T195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.284663][  T195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.284793][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.284924][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.285063][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.285194][  T195]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.285324][  T195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.285461][  T195]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.285595][  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))
[    9.285725][  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))
[    9.285856][  T195]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.285987][  T195]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.286126][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.286257][  T195]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.286398][  T195]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.286529][  T195]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.286662][  T195]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.286793][  T195]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.286922][  T195]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.287090][  T195]  ? move_addr_to_kernel (net/socket.c:258)
[    9.287241][  T195]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.287371][  T195]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.287504][  T195]  ___sys_sendmsg (net/socket.c:2752)
[    9.287634][  T195]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.287796][  T195]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.287938][  T195]  __sys_sendmsg (net/socket.c:2784)
[    9.288088][  T195]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.288217][  T195]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.288380][  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)
[    9.288510][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.288640][  T195]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.288770][  T195]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.288900][  T195]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.289048][  T195]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.289209][  T195] RIP: 0033:0x7ff31a36408e
[    9.289346][  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
[    9.289817][  T195] RSP: 002b:00007fffa939d200 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.290013][  T195] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff31a36408e
[    9.290216][  T195] RDX: 0000000000000000 RSI: 00007fffa939d2b0 RDI: 0000000000000005
[    9.290411][  T195] RBP: 00007fffa939d210 R08: 0000000000000000 R09: 0000000000000000
[    9.290604][  T195] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10dd9d
[    9.290806][  T195] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa939d980
| [    9.427612][  T199] ------------[ cut here ]------------
| [    9.427779][  T199] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/199
| [    9.428010][  T199] Modules linked in:
| [    9.428439][  T199] Tainted: [W]=WARN
[    9.428540][  T199] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.428707][  T199] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.428881][  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
[    9.429366][  T199] RSP: 0018:ffa00000009e7ab0 EFLAGS: 00010286
[    9.429534][  T199] RAX: 00000000ffffffa6 RBX: ff1100000d7d7e00 RCX: 1ff400000013cf1c
[    9.429730][  T199] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d7d7eb8
[    9.429925][  T199] RBP: ff11000008a31000 R08: 1fe2200001afafd8 R09: ff1100000bf80b80
[    9.430132][  T199] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.430328][  T199] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008a31000
[    9.430524][  T199] FS:  00007f56bd89a840(0000) GS:ff1100009b4c3000(0000) knlGS:0000000000000000
[    9.430767][  T199] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.430938][  T199] CR2: 00007f56bda9bc20 CR3: 000000000c2e7006 CR4: 0000000000771ef0
[    9.431144][  T199] PKRU: 55555554
[    9.431256][  T199] Call Trace:
[    9.431353][  T199]  <TASK>
[    9.431421][  T199]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.431555][  T199]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.431687][  T199]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.431788][  T199]  register_netdevice (net/core/dev.c:11488)
[    9.431921][  T199]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.432094][  T199]  register_netdev (net/core/dev.c:11552)
[    9.432224][  T199]  loopback_net_init (drivers/net/loopback.c:218)
[    9.432356][  T199]  ops_init (net/core/net_namespace.c:137)
[    9.432457][  T199]  setup_net (net/core/net_namespace.c:446)
[    9.432555][  T199]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.432684][  T199]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.432817][  T199]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.432949][  T199]  copy_net_ns (net/core/net_namespace.c:579)
[    9.433087][  T199]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.433220][  T199]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.433350][  T199]  ksys_unshare (kernel/fork.c:3243)
[    9.433480][  T199]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.433610][  T199]  ? __ia32_sys_open (fs/open.c:1374)
[    9.433748][  T199]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.433877][  T199]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.434007][  T199]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.434560][  T199]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.434691][  T199]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.434823][  T199]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.434985][  T199] RIP: 0033:0x7f56bdb5cbcb
[    9.435133][  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
[    9.435597][  T199] RSP: 002b:00007fffd3f82f18 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.435793][  T199] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f56bdb5cbcb
[    9.436008][  T199] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.436210][  T199] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.436403][  T199] R10: 0000000000000000 R11: 0000000000000206 R12: 00007fffd3f85140
[    9.436594][  T199] R13: 0000000000000001 R14: 0000000000000003 R15: 00007fffd3f866cf
| [    9.466803][  T200] ------------[ cut here ]------------
| [    9.467030][  T200] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/200
| [    9.467521][  T200] Modules linked in:
| [    9.467980][  T200] Tainted: [W]=WARN
[    9.468145][  T200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.468354][  T200] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.468573][  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
[    9.469591][  T200] RSP: 0018:ffa00000009f7030 EFLAGS: 00010286
[    9.469802][  T200] RAX: 00000000ffffffa6 RBX: ff1100000cb2e740 RCX: 1ff400000013edcc
[    9.470062][  T200] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cb2e7f8
[    9.470306][  T200] RBP: ff11000008a31000 R08: 1fe2200001965d00 R09: ff1100000ce55158
[    9.470546][  T200] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[    9.470787][  T200] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008a31cd1
[    9.471033][  T200] FS:  00007f58214f8840(0000) GS:ff1100009b443000(0000) knlGS:0000000000000000
[    9.471325][  T200] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.471533][  T200] CR2: 0000000026ce9988 CR3: 000000000d70c004 CR4: 0000000000771ef0
[    9.471773][  T200] PKRU: 55555554
[    9.471915][  T200] Call Trace:
[    9.472078][  T200]  <TASK>
[    9.472192][  T200]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.472399][  T200]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.472548][  T200]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.472727][  T200]  __dev_notify_flags (net/core/dev.c:9787)
[    9.472906][  T200]  ? netif_change_name (net/core/dev.c:1495)
[    9.473101][  T200]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.473279][  T200]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.473469][  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))
[    9.473648][  T200]  netif_change_flags (net/core/dev.c:9820)
[    9.473830][  T200]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.474011][  T200]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.474220][  T200]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.474433][  T200]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.474611][  T200]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.474789][  T200]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.474970][  T200]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.475169][  T200]  ? __kernel_text_address (kernel/extable.c:79)
[    9.475349][  T200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.475530][  T200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.475708][  T200]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.475887][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.476085][  T200]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.476264][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.476442][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.476633][  T200]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.476811][  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)
[    9.476989][  T200]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.477189][  T200]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.477369][  T200]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.477549][  T200]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.477730][  T200]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.477911][  T200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.478106][  T200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.478285][  T200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.478461][  T200]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.478637][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.478818][  T200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.478993][  T200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.479191][  T200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.479367][  T200]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.479545][  T200]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.479724][  T200]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.479902][  T200]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.480099][  T200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.480292][  T200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.480471][  T200]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.480650][  T200]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.480830][  T200]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.481008][  T200]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.481207][  T200]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.481388][  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))
[    9.481565][  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))
[    9.481744][  T200]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.481941][  T200]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.482140][  T200]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.482318][  T200]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.482498][  T200]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.482677][  T200]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.482858][  T200]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.483055][  T200]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.483232][  T200]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.483441][  T200]  ? move_addr_to_kernel (net/socket.c:258)
[    9.483620][  T200]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.483799][  T200]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.483980][  T200]  ___sys_sendmsg (net/socket.c:2752)
[    9.484178][  T200]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.484390][  T200]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.484579][  T200]  __sys_sendmsg (net/socket.c:2784)
[    9.484762][  T200]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.484938][  T200]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.485174][  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)
[    9.485353][  T200]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.485531][  T200]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.485709][  T200]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.485886][  T200]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.486089][  T200]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.486299][  T200] RIP: 0033:0x7f582173208e
[    9.486484][  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
[    9.486990][  T200] RSP: 002b:00007fffaeb58060 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.487267][  T200] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f582173208e
[    9.487508][  T200] RDX: 0000000000000000 RSI: 00007fffaeb58110 RDI: 0000000000000005
[    9.487747][  T200] RBP: 00007fffaeb58070 R08: 0000000000000000 R09: 0000000000000000
[    9.487988][  T200] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10dd9d
[    9.488253][  T200] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffaeb587e0
| [    9.766316][  T207] ------------[ cut here ]------------
| [    9.766580][  T207] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/207
| [    9.766828][  T207] Modules linked in:
| [    9.767789][  T207] Tainted: [W]=WARN
[    9.767894][  T207] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.768110][  T207] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.768289][  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
[    9.768775][  T207] RSP: 0018:ffa0000000a36e30 EFLAGS: 00010286
[    9.768945][  T207] RAX: 00000000ffffffa6 RBX: ff11000005c0e3c0 RCX: 1ff4000000146d8c
[    9.769152][  T207] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005c0e478
[    9.769357][  T207] RBP: ff1100000a2b4000 R08: 1fe2200000b81c90 R09: ff1100000cf90b80
[    9.769562][  T207] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.769763][  T207] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cb52a88
[    9.769964][  T207] FS:  00007f79de86c840(0000) GS:ff1100009b4c3000(0000) knlGS:0000000000000000
[    9.770223][  T207] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.770396][  T207] CR2: 000000000042ebe0 CR3: 00000000027ef004 CR4: 0000000000771ef0
[    9.770602][  T207] PKRU: 55555554
[    9.770705][  T207] Call Trace:
[    9.770807][  T207]  <TASK>
[    9.770876][  T207]  ? io_schedule_timeout (kernel/sched/core.c:8079 (discriminator 1))
[    9.771015][  T207]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.771164][  T207]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.771268][  T207]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.771406][  T207]  __dev_notify_flags (net/core/dev.c:9787)
[    9.771542][  T207]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.771678][  T207]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[    9.771813][  T207]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:164)
[    9.771947][  T207]  ? netif_change_name (net/core/dev.c:1495)
[    9.772092][  T207]  ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1061 (discriminator 37) arch/x86/kernel/apic/apic.c:1061 (discriminator 37))
[    9.772258][  T207]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[    9.772397][  T207]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.772533][  T207]  veth_newlink (drivers/net/veth.c:1871)
[    9.772669][  T207]  ? veth_poll_controller (drivers/net/veth.c:1470)
[    9.772804][  T207]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.772940][  T207]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.773083][  T207]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.773235][  T207]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.773370][  T207]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.773508][  T207]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.773646][  T207]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.773783][  T207]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.773920][  T207]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.774071][  T207]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.774205][  T207]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.774341][  T207]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.774482][  T207]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.774620][  T207]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.774757][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.774895][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.775042][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.775176][  T207]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.775310][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.775449][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.775586][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.775721][  T207]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.775854][  T207]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.775989][  T207]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.776136][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.776273][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.776410][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.776545][  T207]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.776681][  T207]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.776816][  T207]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.776954][  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))
[    9.777100][  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))
[    9.777236][  T207]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.777373][  T207]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.777509][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.777648][  T207]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.777787][  T207]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.777924][  T207]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.778075][  T207]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.778213][  T207]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.778349][  T207]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.778515][  T207]  ? move_addr_to_kernel (net/socket.c:258)
[    9.778652][  T207]  ___sys_sendmsg (net/socket.c:2752)
[    9.778786][  T207]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.778925][  T207]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.779110][  T207]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.779248][  T207]  __sys_sendmsg (net/socket.c:2784)
[    9.779383][  T207]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.779524][  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)
[    9.779661][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.779796][  T207]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.779929][  T207]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.780071][  T207]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.780205][  T207]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.780371][  T207] RIP: 0033:0x7f79deaa608e
[    9.780514][  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
[    9.780992][  T207] RSP: 002b:00007fffa57dbd70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.781205][  T207] RAX: ffffffffffffffda RBX: 00007fffa57dc518 RCX: 00007f79deaa608e
[    9.781405][  T207] RDX: 0000000000000000 RSI: 00007fffa57dbe20 RDI: 0000000000000005
[    9.781605][  T207] RBP: 00007fffa57dbd80 R08: 0000000000000000 R09: 0000000000000000
[    9.781807][  T207] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10dd9e
[    9.782007][  T207] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa57dc4e0
| [    9.798270][  T207] ------------[ cut here ]------------
| [    9.798417][  T207] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/207
| [    9.798646][  T207] Modules linked in:
| [    9.799022][  T207] Tainted: [W]=WARN
[    9.799131][  T207] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.799300][  T207] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.799476][  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
[    9.799951][  T207] RSP: 0018:ffa0000000a371b0 EFLAGS: 00010286
[    9.800129][  T207] RAX: 00000000ffffffa6 RBX: ff1100000d5931c0 RCX: 1ff4000000146dfc
[    9.800329][  T207] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d593278
[    9.800527][  T207] RBP: ff11000009754000 R08: 1fe2200001ab2650 R09: ff1100000cf90b80
[    9.800727][  T207] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.800923][  T207] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.801135][  T207] FS:  00007f79de86c840(0000) GS:ff1100009b4c3000(0000) knlGS:0000000000000000
[    9.801371][  T207] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.801539][  T207] CR2: 000000000042ebe0 CR3: 00000000027ef004 CR4: 0000000000771ef0
[    9.801739][  T207] PKRU: 55555554
[    9.801840][  T207] Call Trace:
[    9.801940][  T207]  <TASK>
[    9.802009][  T207]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.802152][  T207]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.802255][  T207]  __dev_notify_flags (net/core/dev.c:9787)
[    9.802389][  T207]  ? netif_change_name (net/core/dev.c:1495)
[    9.802523][  T207]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.802656][  T207]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.802792][  T207]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.802926][  T207]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.803070][  T207]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.803203][  T207]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.803336][  T207]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.803472][  T207]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.803609][  T207]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.803744][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.803879][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.804012][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.804153][  T207]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.804287][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.804424][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.804558][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.804693][  T207]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.804826][  T207]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.804959][  T207]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.805129][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.805264][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.805397][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.805530][  T207]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.805662][  T207]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.805794][  T207]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.805930][  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))
[    9.806069][  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))
[    9.806202][  T207]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.806337][  T207]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.806471][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.806605][  T207]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.806739][  T207]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.806875][  T207]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.807012][  T207]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.807154][  T207]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.807305][  T207]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.807470][  T207]  ? move_addr_to_kernel (net/socket.c:258)
[    9.807607][  T207]  ___sys_sendmsg (net/socket.c:2752)
[    9.807738][  T207]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.807877][  T207]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.808054][  T207]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.808188][  T207]  __sys_sendmsg (net/socket.c:2784)
[    9.808321][  T207]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.808461][  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)
[    9.808595][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.808730][  T207]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.808865][  T207]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.808996][  T207]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.809139][  T207]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.809303][  T207] RIP: 0033:0x7f79deaa608e
[    9.809444][  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
[    9.809917][  T207] RSP: 002b:00007fffa57dbd70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.810125][  T207] RAX: ffffffffffffffda RBX: 00007fffa57dc518 RCX: 00007f79deaa608e
[    9.810325][  T207] RDX: 0000000000000000 RSI: 00007fffa57dbe20 RDI: 0000000000000005
[    9.810521][  T207] RBP: 00007fffa57dbd80 R08: 0000000000000000 R09: 0000000000000000
[    9.810717][  T207] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10dd9e
[    9.810915][  T207] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffa57dc4e0
| [    9.838884][  T209] ------------[ cut here ]------------
| [    9.839096][  T209] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/209
| [    9.839378][  T209] Modules linked in:
| [    9.839849][  T209] Tainted: [W]=WARN
[    9.839997][  T209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.840260][  T209] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.840482][  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
[    9.841006][  T209] RSP: 0018:ffa0000000a46e30 EFLAGS: 00010286
[    9.841254][  T209] RAX: 00000000ffffffa6 RBX: ff11000002121000 RCX: 1ff4000000148d8c
[    9.841500][  T209] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000021210b8
[    9.841746][  T209] RBP: ff110000053bc000 R08: 1fe2200000424218 R09: ff1100000cb78b80
[    9.841995][  T209] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.842261][  T209] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008edee08
[    9.842512][  T209] FS:  00007fa23b6fc840(0000) GS:ff1100009b443000(0000) knlGS:0000000000000000
[    9.842794][  T209] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.843012][  T209] CR2: 000000000042ebe0 CR3: 000000000bf1f005 CR4: 0000000000771ef0
[    9.843286][  T209] PKRU: 55555554
[    9.843432][  T209] Call Trace:
[    9.843581][  T209]  <TASK>
[    9.843698][  T209]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.843883][  T209]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.844140][  T209]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[    9.844359][  T209]  __dev_notify_flags (net/core/dev.c:9787)
[    9.844544][  T209]  ? netif_change_name (net/core/dev.c:1495)
[    9.844724][  T209]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.844929][  T209]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.845143][  T209]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.845330][  T209]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.845517][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.845710][  T209]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.845894][  T209]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.846092][  T209]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.846274][  T209]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.846461][  T209]  veth_newlink (drivers/net/veth.c:1871)
[    9.846644][  T209]  ? veth_poll_controller (drivers/net/veth.c:1470)
[    9.846822][  T209]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.847004][  T209]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.847206][  T209]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.847403][  T209]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.847584][  T209]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.847783][  T209]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.847964][  T209]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.848169][  T209]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.848353][  T209]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.848535][  T209]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.848715][  T209]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.848897][  T209]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.849108][  T209]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.849294][  T209]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.849480][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.849661][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.849842][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.850029][  T209]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.850223][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.850409][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.850594][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.850776][  T209]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.850957][  T209]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.851157][  T209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.851336][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.851518][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.851700][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.851884][  T209]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.852087][  T209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.852270][  T209]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.852455][  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))
[    9.852656][  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))
[    9.852838][  T209]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.853029][  T209]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.853225][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.853410][  T209]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.853595][  T209]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.853781][  T209]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.853965][  T209]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.854170][  T209]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.854350][  T209]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.854561][  T209]  ? move_addr_to_kernel (net/socket.c:258)
[    9.854750][  T209]  ___sys_sendmsg (net/socket.c:2752)
[    9.854932][  T209]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.855138][  T209]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.855356][  T209]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.855541][  T209]  __sys_sendmsg (net/socket.c:2784)
[    9.855721][  T209]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.855905][  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)
[    9.856108][  T209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.856296][  T209]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.856475][  T209]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.856656][  T209]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.856841][  T209]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.857075][  T209] RIP: 0033:0x7fa23b93608e
[    9.857260][  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
[    9.857780][  T209] RSP: 002b:00007ffe81902260 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.858048][  T209] RAX: ffffffffffffffda RBX: 00007ffe81902a08 RCX: 00007fa23b93608e
[    9.858294][  T209] RDX: 0000000000000000 RSI: 00007ffe81902310 RDI: 0000000000000005
[    9.858543][  T209] RBP: 00007ffe81902270 R08: 0000000000000000 R09: 0000000000000000
[    9.858787][  T209] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10dd9e
[    9.859053][  T209] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe819029d0
| [    9.869822][  T209] ------------[ cut here ]------------
| [    9.870017][  T209] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/209
| [    9.870379][  T209] Modules linked in:
| [    9.870861][  T209] Tainted: [W]=WARN
[    9.871008][  T209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.871240][  T209] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.871468][  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
[    9.871984][  T209] RSP: 0018:ffa0000000a471b0 EFLAGS: 00010286
[    9.872215][  T209] RAX: 00000000ffffffa6 RBX: ff1100000d698740 RCX: 1ff4000000148dfc
[    9.872459][  T209] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d6987f8
[    9.872698][  T209] RBP: ff11000007549000 R08: 1fe2200001ad3100 R09: ff1100000cb78b80
[    9.872940][  T209] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.873203][  T209] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.873448][  T209] FS:  00007fa23b6fc840(0000) GS:ff1100009b443000(0000) knlGS:0000000000000000
[    9.873724][  T209] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.873939][  T209] CR2: 000000000042ebe0 CR3: 000000000bf1f005 CR4: 0000000000771ef0
[    9.874205][  T209] PKRU: 55555554
[    9.874355][  T209] Call Trace:
[    9.874500][  T209]  <TASK>
[    9.874614][  T209]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.874794][  T209]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.874941][  T209]  __dev_notify_flags (net/core/dev.c:9787)
[    9.875140][  T209]  ? netif_change_name (net/core/dev.c:1495)
[    9.875321][  T209]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.875505][  T209]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.875686][  T209]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.875866][  T209]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.876065][  T209]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.876244][  T209]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.876422][  T209]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.876606][  T209]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.876789][  T209]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.876972][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.877169][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.877350][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.877527][  T209]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.877704][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.877889][  T209]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.878090][  T209]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.878272][  T209]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.878451][  T209]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.878631][  T209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.878809][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.878990][  T209]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.879193][  T209]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.879373][  T209]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.879551][  T209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.879737][  T209]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.879920][  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))
[    9.880121][  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))
[    9.880304][  T209]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.880485][  T209]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.880666][  T209]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.880846][  T209]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.881054][  T209]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.881260][  T209]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.881448][  T209]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.881627][  T209]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.881806][  T209]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.882016][  T209]  ? move_addr_to_kernel (net/socket.c:258)
[    9.882224][  T209]  ___sys_sendmsg (net/socket.c:2752)
[    9.882406][  T209]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.882591][  T209]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.882808][  T209]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.882990][  T209]  __sys_sendmsg (net/socket.c:2784)
[    9.883189][  T209]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.883372][  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)
[    9.883551][  T209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.883732][  T209]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.883917][  T209]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.884113][  T209]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.884301][  T209]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.884512][  T209] RIP: 0033:0x7fa23b93608e
[    9.884697][  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
[    9.885240][  T209] RSP: 002b:00007ffe81902260 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.885486][  T209] RAX: ffffffffffffffda RBX: 00007ffe81902a08 RCX: 00007fa23b93608e
[    9.885730][  T209] RDX: 0000000000000000 RSI: 00007ffe81902310 RDI: 0000000000000005
[    9.885974][  T209] RBP: 00007ffe81902270 R08: 0000000000000000 R09: 0000000000000000
[    9.886241][  T209] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10dd9e
[    9.886485][  T209] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe819029d0
| [    9.929333][  T210] ------------[ cut here ]------------
| [    9.929491][  T210] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/210
| [    9.929732][  T210] Modules linked in:
| [    9.930123][  T210] Tainted: [W]=WARN
[    9.930224][  T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.930391][  T210] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.930566][  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
[    9.931052][  T210] RSP: 0018:ffa0000000a56e30 EFLAGS: 00010286
[    9.931223][  T210] RAX: 00000000ffffffa6 RBX: ff1100000946c040 RCX: 1ff400000014ad8c
[    9.931424][  T210] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000946c0f8
[    9.931626][  T210] RBP: ff1100000cf49000 R08: 1fe220000128d820 R09: ff1100000cb7ae80
[    9.931831][  T210] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.932048][  T210] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000093f1588
[    9.932253][  T210] FS:  00007f2100e08840(0000) GS:ff1100009b4c3000(0000) knlGS:0000000000000000
[    9.932487][  T210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.932658][  T210] CR2: 000000000042ebe0 CR3: 000000000c8c7006 CR4: 0000000000771ef0
[    9.932859][  T210] PKRU: 55555554
[    9.932959][  T210] Call Trace:
[    9.933070][  T210]  <TASK>
[    9.933141][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.933278][  T210]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.933414][  T210]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.933518][  T210]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[    9.933653][  T210]  __dev_notify_flags (net/core/dev.c:9787)
[    9.933787][  T210]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[    9.933921][  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)
[    9.934080][  T210]  ? netif_change_name (net/core/dev.c:1495)
[    9.934212][  T210]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.934345][  T210]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.934480][  T210]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.934614][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.934750][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.934884][  T210]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.935022][  T210]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.935160][  T210]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[    9.935294][  T210]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[    9.935431][  T210]  veth_newlink (drivers/net/veth.c:1871)
[    9.935567][  T210]  ? veth_poll_controller (drivers/net/veth.c:1470)
[    9.935700][  T210]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.935835][  T210]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.935968][  T210]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.936127][  T210]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[    9.936260][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[    9.936397][  T210]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.936530][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.936666][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[    9.936801][  T210]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[    9.936936][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.937079][  T210]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.937212][  T210]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.937352][  T210]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.937493][  T210]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.937628][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.937761][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.937894][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.938031][  T210]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.938170][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.938308][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.938444][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.938577][  T210]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.938712][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.938845][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.938978][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.939123][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.939256][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.939391][  T210]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.939528][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.939668][  T210]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.939812][  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))
[    9.939951][  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))
[    9.940099][  T210]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.940235][  T210]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.940369][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.940504][  T210]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.940640][  T210]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.940777][  T210]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.940914][  T210]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.941058][  T210]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.941191][  T210]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.941356][  T210]  ? move_addr_to_kernel (net/socket.c:258)
[    9.941494][  T210]  ___sys_sendmsg (net/socket.c:2752)
[    9.941631][  T210]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.941770][  T210]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.941945][  T210]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.942088][  T210]  __sys_sendmsg (net/socket.c:2784)
[    9.942224][  T210]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.942381][  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)
[    9.942515][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.942652][  T210]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.942788][  T210]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.942922][  T210]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.943068][  T210]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.943236][  T210] RIP: 0033:0x7f210104208e
[    9.943378][  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
[    9.943857][  T210] RSP: 002b:00007ffcdd8b3450 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.944070][  T210] RAX: ffffffffffffffda RBX: 00007ffcdd8b3bf8 RCX: 00007f210104208e
[    9.944269][  T210] RDX: 0000000000000000 RSI: 00007ffcdd8b3500 RDI: 0000000000000005
[    9.944467][  T210] RBP: 00007ffcdd8b3460 R08: 0000000000000000 R09: 0000000000000000
[    9.944667][  T210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10dd9e
[    9.944867][  T210] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcdd8b3bc0
| [    9.958341][  T210] ------------[ cut here ]------------
| [    9.958485][  T210] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/210
| [    9.958714][  T210] Modules linked in:
| [    9.959633][  T210] Tainted: [W]=WARN
[    9.959736][  T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.959901][  T210] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.960141][  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
[    9.960621][  T210] RSP: 0018:ffa0000000a571b0 EFLAGS: 00010286
[    9.960793][  T210] RAX: 00000000ffffffa6 RBX: ff1100000d597e00 RCX: 1ff400000014adfc
[    9.960989][  T210] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d597eb8
[    9.961248][  T210] RBP: ff11000008a21000 R08: 1fe2200001ab2fd8 R09: ff1100000cb7ae80
[    9.961443][  T210] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.961642][  T210] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[    9.961838][  T210] FS:  00007f2100e08840(0000) GS:ff1100009b4c3000(0000) knlGS:0000000000000000
[    9.962135][  T210] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.962300][  T210] CR2: 000000000042ebe0 CR3: 000000000c8c7006 CR4: 0000000000771ef0
[    9.962497][  T210] PKRU: 55555554
[    9.962599][  T210] Call Trace:
[    9.962698][  T210]  <TASK>
[    9.962767][  T210]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.962901][  T210]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.963002][  T210]  __dev_notify_flags (net/core/dev.c:9787)
[    9.963200][  T210]  ? netif_change_name (net/core/dev.c:1495)
[    9.963333][  T210]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[    9.963464][  T210]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[    9.963600][  T210]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[    9.963734][  T210]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[    9.963867][  T210]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[    9.963997][  T210]  ? __dev_get_by_name (net/core/dev.c:883)
[    9.964190][  T210]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[    9.964326][  T210]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[    9.964461][  T210]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.964595][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.964731][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.964863][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.964995][  T210]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.965188][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.965324][  T210]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.965455][  T210]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.965587][  T210]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.965722][  T210]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.965858][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.965989][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.966189][  T210]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.966320][  T210]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.966452][  T210]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.966584][  T210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.966720][  T210]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.966859][  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))
[    9.966990][  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))
[    9.967185][  T210]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.967425][  T210]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.967557][  T210]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.967691][  T210]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.967826][  T210]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.967963][  T210]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.968157][  T210]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.968288][  T210]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.968419][  T210]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.968583][  T210]  ? move_addr_to_kernel (net/socket.c:258)
[    9.968719][  T210]  ___sys_sendmsg (net/socket.c:2752)
[    9.968852][  T210]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.968990][  T210]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.969223][  T210]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[    9.969358][  T210]  __sys_sendmsg (net/socket.c:2784)
[    9.969490][  T210]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.969626][  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)
[    9.969759][  T210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.969893][  T210]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.970029][  T210]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.970218][  T210]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.970348][  T210]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.970510][  T210] RIP: 0033:0x7f210104208e
[    9.970648][  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
[    9.971188][  T210] RSP: 002b:00007ffcdd8b3450 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.971387][  T210] RAX: ffffffffffffffda RBX: 00007ffcdd8b3bf8 RCX: 00007f210104208e
[    9.971581][  T210] RDX: 0000000000000000 RSI: 00007ffcdd8b3500 RDI: 0000000000000005
[    9.971782][  T210] RBP: 00007ffcdd8b3460 R08: 0000000000000000 R09: 0000000000000000
[    9.971978][  T210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10dd9e
[    9.972236][  T210] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffcdd8b3bc0
| [   10.061353][  T213] ------------[ cut here ]------------
| [   10.061520][  T213] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/213
| [   10.061758][  T213] Modules linked in:
| [   10.062157][  T213] Tainted: [W]=WARN
[   10.062262][  T213] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.062433][  T213] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.062612][  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
[   10.063085][  T213] RSP: 0018:ffa0000000a87030 EFLAGS: 00010286
[   10.063250][  T213] RAX: 00000000ffffffa6 RBX: ff1100000d67f1c0 RCX: 1ff4000000150dcc
[   10.063450][  T213] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d67f278
[   10.063653][  T213] RBP: ff11000009754000 R08: 1fe2200001acfe50 R09: ff11000002748b58
[   10.063852][  T213] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   10.064065][  T213] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000009754cd1
[   10.064270][  T213] FS:  00007f86cbe8b840(0000) GS:ff1100009b4c3000(0000) knlGS:0000000000000000
[   10.064508][  T213] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.064674][  T213] CR2: 0000000004ad4988 CR3: 000000000c8c1003 CR4: 0000000000771ef0
[   10.064876][  T213] PKRU: 55555554
[   10.064979][  T213] Call Trace:
[   10.065089][  T213]  <TASK>
[   10.065160][  T213]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.065299][  T213]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.065403][  T213]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.065540][  T213]  __dev_notify_flags (net/core/dev.c:9787)
[   10.065677][  T213]  ? netif_change_name (net/core/dev.c:1495)
[   10.065816][  T213]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.065952][  T213]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.066099][  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))
[   10.066233][  T213]  netif_change_flags (net/core/dev.c:9820)
[   10.066366][  T213]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.066498][  T213]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.066631][  T213]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.066798][  T213]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.066935][  T213]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.067160][  T213]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.067357][  T213]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.067492][  T213]  ? __kernel_text_address (kernel/extable.c:79)
[   10.067625][  T213]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.067760][  T213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.067890][  T213]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.068025][  T213]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.068213][  T213]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.068343][  T213]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.068472][  T213]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.068602][  T213]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.068733][  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)
[   10.068865][  T213]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.068993][  T213]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.069221][  T213]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.069359][  T213]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.069492][  T213]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.069624][  T213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.069756][  T213]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.069886][  T213]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.070023][  T213]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.070244][  T213]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.070378][  T213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.070509][  T213]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.070643][  T213]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.070777][  T213]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.070909][  T213]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.071129][  T213]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.071260][  T213]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.071388][  T213]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.071519][  T213]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.071651][  T213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.071780][  T213]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.071911][  T213]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.072108][  T213]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.072240][  T213]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.072376][  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))
[   10.072506][  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))
[   10.072639][  T213]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.072771][  T213]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.072903][  T213]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.073112][  T213]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.073245][  T213]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.073379][  T213]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.073514][  T213]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.073646][  T213]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.073778][  T213]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.073946][  T213]  ? move_addr_to_kernel (net/socket.c:258)
[   10.074090][  T213]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.074227][  T213]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.074366][  T213]  ___sys_sendmsg (net/socket.c:2752)
[   10.074501][  T213]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.074671][  T213]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.074820][  T213]  __sys_sendmsg (net/socket.c:2784)
[   10.074956][  T213]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.075103][  T213]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.075276][  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)
[   10.075411][  T213]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.075542][  T213]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.075673][  T213]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.075807][  T213]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.075939][  T213]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.076113][  T213] RIP: 0033:0x7f86cc0c508e
[   10.076251][  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
[   10.076719][  T213] RSP: 002b:00007ffc458687b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.076917][  T213] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f86cc0c508e
[   10.077122][  T213] RDX: 0000000000000000 RSI: 00007ffc45868860 RDI: 0000000000000005
[   10.077318][  T213] RBP: 00007ffc458687c0 R08: 0000000000000000 R09: 0000000000000000
[   10.077513][  T213] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10dd9e
[   10.077708][  T213] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc45868f30
| [   10.221968][  T218] ------------[ cut here ]------------
| [   10.222210][  T218] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/218
| [   10.222500][  T218] Modules linked in:
| [   10.222972][  T218] Tainted: [W]=WARN
[   10.223682][  T218] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.223894][  T218] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.224143][  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
[   10.224656][  T218] RSP: 0018:ffa0000000ad7030 EFLAGS: 00010286
[   10.224869][  T218] RAX: 00000000ffffffa6 RBX: ff1100000d7d63c0 RCX: 1ff400000015adcc
[   10.225142][  T218] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d7d6478
[   10.225393][  T218] RBP: ff1100000a2b4000 R08: 1fe2200001afac90 R09: ff1100000c3eae58
[   10.225640][  T218] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   10.225885][  T218] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a2b4cd1
[   10.226158][  T218] FS:  00007f922c027840(0000) GS:ff1100009b443000(0000) knlGS:0000000000000000
[   10.226433][  T218] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.226643][  T218] CR2: 000000001cd20988 CR3: 0000000015867005 CR4: 0000000000771ef0
[   10.226885][  T218] PKRU: 55555554
[   10.227052][  T218] Call Trace:
[   10.227197][  T218]  <TASK>
[   10.227312][  T218]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.227493][  T218]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.227639][  T218]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.227820][  T218]  __dev_notify_flags (net/core/dev.c:9787)
[   10.228003][  T218]  ? netif_change_name (net/core/dev.c:1495)
[   10.228207][  T218]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.228391][  T218]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.228573][  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))
[   10.228761][  T218]  netif_change_flags (net/core/dev.c:9820)
[   10.228945][  T218]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.229146][  T218]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.229323][  T218]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.229533][  T218]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.229712][  T218]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.229890][  T218]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.230126][  T218]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.230307][  T218]  ? __kernel_text_address (kernel/extable.c:79)
[   10.230489][  T218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.230671][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.230849][  T218]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.231051][  T218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.231232][  T218]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.231412][  T218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.231589][  T218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.231769][  T218]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.231949][  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)
[   10.232150][  T218]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.232330][  T218]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.232510][  T218]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.232691][  T218]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.232878][  T218]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.233078][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.233254][  T218]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.233432][  T218]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.233608][  T218]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.233783][  T218]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.233963][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.234162][  T218]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.234343][  T218]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.234527][  T218]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.234706][  T218]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.234882][  T218]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.235099][  T218]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.235283][  T218]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.235459][  T218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.235641][  T218]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.235817][  T218]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.235998][  T218]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.236198][  T218]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.236376][  T218]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.236556][  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))
[   10.236732][  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))
[   10.236916][  T218]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.237115][  T218]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.237309][  T218]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.237489][  T218]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.237669][  T218]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.237850][  T218]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.238051][  T218]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.238247][  T218]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.238431][  T218]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.238640][  T218]  ? move_addr_to_kernel (net/socket.c:258)
[   10.238821][  T218]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.239000][  T218]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.239201][  T218]  ___sys_sendmsg (net/socket.c:2752)
[   10.239380][  T218]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.239591][  T218]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.239787][  T218]  __sys_sendmsg (net/socket.c:2784)
[   10.239966][  T218]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.240161][  T218]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.240372][  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)
[   10.240550][  T218]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.240728][  T218]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.240906][  T218]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.241113][  T218]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.241292][  T218]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.241501][  T218] RIP: 0033:0x7f922c26108e
[   10.241687][  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
[   10.242217][  T218] RSP: 002b:00007ffc2bd6fd80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.242461][  T218] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f922c26108e
[   10.242702][  T218] RDX: 0000000000000000 RSI: 00007ffc2bd6fe30 RDI: 0000000000000005
[   10.242943][  T218] RBP: 00007ffc2bd6fd90 R08: 0000000000000000 R09: 0000000000000000
[   10.243224][  T218] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10dd9e
[   10.243471][  T218] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc2bd70500
| [   10.246926][   T38] ------------[ cut here ]------------
| [   10.247694][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/38
| [   10.247972][   T38] Modules linked in:
| [   10.248669][   T38] Tainted: [W]=WARN
[   10.248805][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.249256][   T38] Workqueue: events_unbound linkwatch_event
[   10.249471][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.249672][   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
[   10.250225][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   10.250441][   T38] RAX: 00000000ffffffa6 RBX: ff1100000b274580 RCX: 1ff4000000055f02
[   10.250666][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b274638
[   10.250888][   T38] RBP: ff11000009754000 R08: 1fe220000164e8c8 R09: ff11000001d8aea8
[   10.251136][   T38] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   10.251368][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.251602][   T38] FS:  0000000000000000(0000) GS:ff1100009b443000(0000) knlGS:0000000000000000
[   10.251866][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.252090][   T38] CR2: 000000001cd20988 CR3: 0000000015867005 CR4: 0000000000771ef0
[   10.252321][   T38] PKRU: 55555554
[   10.252462][   T38] Call Trace:
[   10.252601][   T38]  <TASK>
[   10.252711][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.252880][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.253068][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.253211][   T38]  netif_state_change (net/core/dev.c:1605)
[   10.253380][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.253577][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.253750][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.253920][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.254114][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.254284][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   10.254480][   T38]  process_one_work (kernel/workqueue.c:3314)
[   10.254653][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.254824][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.255005][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.255202][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.255372][   T38]  kthread (kernel/kthread.c:436)
[   10.255511][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.255711][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.255882][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.256074][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.256278][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.256453][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.256640][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   10.350713][  T221] ------------[ cut here ]------------
| [   10.350884][  T221] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/221
| [   10.351132][  T221] Modules linked in:
| [   10.351504][  T221] Tainted: [W]=WARN
[   10.351605][  T221] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.351779][  T221] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.351953][  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
[   10.353132][  T221] RSP: 0018:ffa0000000b07030 EFLAGS: 00010286
[   10.353302][  T221] RAX: 00000000ffffffa6 RBX: ff1100000d79aac0 RCX: 1ff4000000160dcc
[   10.353525][  T221] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d79ab78
[   10.353728][  T221] RBP: ff11000007549000 R08: 1fe2200001af3570 R09: ff1100000a2f8b58
[   10.353957][  T221] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   10.354161][  T221] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007549cd1
[   10.354355][  T221] FS:  00007f87f1ae1840(0000) GS:ff1100009b4c3000(0000) knlGS:0000000000000000
[   10.354584][  T221] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.354749][  T221] CR2: 00007f87f1db11a0 CR3: 0000000015872001 CR4: 0000000000771ef0
[   10.354967][  T221] PKRU: 55555554
[   10.355076][  T221] Call Trace:
[   10.355174][  T221]  <TASK>
[   10.355243][  T221]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.355376][  T221]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.355475][  T221]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.355610][  T221]  __dev_notify_flags (net/core/dev.c:9787)
[   10.355743][  T221]  ? netif_change_name (net/core/dev.c:1495)
[   10.355874][  T221]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.356004][  T221]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.356144][  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))
[   10.356275][  T221]  netif_change_flags (net/core/dev.c:9820)
[   10.356408][  T221]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.356541][  T221]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.356673][  T221]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.356838][  T221]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.356969][  T221]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.357110][  T221]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.357240][  T221]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.357376][  T221]  ? __kernel_text_address (kernel/extable.c:79)
[   10.357507][  T221]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.357640][  T221]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.357771][  T221]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.357901][  T221]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.358035][  T221]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.358171][  T221]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.358300][  T221]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.358433][  T221]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.358565][  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)
[   10.358696][  T221]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.358838][  T221]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.358973][  T221]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.359116][  T221]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.359249][  T221]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.359382][  T221]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.359514][  T221]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.359645][  T221]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.359775][  T221]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.359904][  T221]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.360048][  T221]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.360182][  T221]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.360312][  T221]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.360448][  T221]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.360585][  T221]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.360717][  T221]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.360848][  T221]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.360979][  T221]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.361115][  T221]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.361247][  T221]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.361382][  T221]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.361517][  T221]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.361650][  T221]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.361784][  T221]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.361916][  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))
[   10.362053][  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))
[   10.362186][  T221]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.362323][  T221]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.362455][  T221]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.362588][  T221]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.362720][  T221]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.362852][  T221]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.362987][  T221]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.363132][  T221]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.363283][  T221]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.363476][  T221]  ? move_addr_to_kernel (net/socket.c:258)
[   10.363612][  T221]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.363742][  T221]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.363874][  T221]  ___sys_sendmsg (net/socket.c:2752)
[   10.364004][  T221]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.364175][  T221]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.364317][  T221]  __sys_sendmsg (net/socket.c:2784)
[   10.364446][  T221]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.364578][  T221]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.364742][  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)
[   10.364873][  T221]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.365010][  T221]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.365148][  T221]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.365279][  T221]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.365410][  T221]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.365573][  T221] RIP: 0033:0x7f87f1d1b08e
[   10.365711][  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
[   10.366181][  T221] RSP: 002b:00007fff9f986520 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.366382][  T221] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f87f1d1b08e
[   10.366587][  T221] RDX: 0000000000000000 RSI: 00007fff9f9865d0 RDI: 0000000000000005
[   10.366789][  T221] RBP: 00007fff9f986530 R08: 0000000000000000 R09: 0000000000000000
[   10.366992][  T221] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10dd9e
[   10.367203][  T221] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff9f986ca0
| [   10.586559][  T228] ------------[ cut here ]------------
| [   10.586782][  T228] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/228
| [   10.587080][  T228] Modules linked in:
| [   10.587545][  T228] Tainted: [W]=WARN
[   10.587689][  T228] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.587899][  T228] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.588135][  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
[   10.588639][  T228] RSP: 0018:ffa0000000b67030 EFLAGS: 00010286
[   10.588850][  T228] RAX: 00000000ffffffa6 RBX: ff1100000bdab380 RCX: 1ff400000016cdcc
[   10.589112][  T228] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000bdab438
[   10.589348][  T228] RBP: ff110000053bc000 R08: 1fe22000017b5688 R09: ff1100000cecae58
[   10.589588][  T228] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   10.589825][  T228] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000053bccd1
[   10.590082][  T228] FS:  00007faf7c9fd840(0000) GS:ff1100009b443000(0000) knlGS:0000000000000000
[   10.590358][  T228] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.590567][  T228] CR2: 000000001a988988 CR3: 0000000015977004 CR4: 0000000000771ef0
[   10.590812][  T228] PKRU: 55555554
[   10.590955][  T228] Call Trace:
[   10.591114][  T228]  <TASK>
[   10.591229][  T228]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.591409][  T228]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.591556][  T228]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.591738][  T228]  __dev_notify_flags (net/core/dev.c:9787)
[   10.591917][  T228]  ? netif_change_name (net/core/dev.c:1495)
[   10.592112][  T228]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.592289][  T228]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.592466][  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))
[   10.592646][  T228]  netif_change_flags (net/core/dev.c:9820)
[   10.592824][  T228]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.593003][  T228]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.593202][  T228]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.593411][  T228]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.593590][  T228]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.593769][  T228]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.593944][  T228]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.594143][  T228]  ? __kernel_text_address (kernel/extable.c:79)
[   10.594321][  T228]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.594502][  T228]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.594681][  T228]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.594858][  T228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.595056][  T228]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.595232][  T228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.595407][  T228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.595585][  T228]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.595762][  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)
[   10.595943][  T228]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.596142][  T228]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.596318][  T228]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.596497][  T228]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.596675][  T228]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.596853][  T228]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.597033][  T228]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.597225][  T228]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.597403][  T228]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.597580][  T228]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.597759][  T228]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.597933][  T228]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.598130][  T228]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.598306][  T228]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.598484][  T228]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.598662][  T228]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.598839][  T228]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.599014][  T228]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.599258][  T228]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.599437][  T228]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.599611][  T228]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.599790][  T228]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.599971][  T228]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.600173][  T228]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.600352][  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))
[   10.600525][  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))
[   10.600705][  T228]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.600881][  T228]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.601077][  T228]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.601254][  T228]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.601433][  T228]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.601610][  T228]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.601790][  T228]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.601968][  T228]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.602165][  T228]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.602374][  T228]  ? move_addr_to_kernel (net/socket.c:258)
[   10.602550][  T228]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.602730][  T228]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.602907][  T228]  ___sys_sendmsg (net/socket.c:2752)
[   10.603101][  T228]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.603312][  T228]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.603499][  T228]  __sys_sendmsg (net/socket.c:2784)
[   10.603677][  T228]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.603850][  T228]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.604079][  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)
[   10.604258][  T228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.604434][  T228]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.604611][  T228]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.604787][  T228]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.604964][  T228]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.605189][  T228] RIP: 0033:0x7faf7cc3708e
[   10.605372][  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
[   10.605877][  T228] RSP: 002b:00007ffc4cb44ee0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.606137][  T228] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007faf7cc3708e
[   10.606377][  T228] RDX: 0000000000000000 RSI: 00007ffc4cb44f90 RDI: 0000000000000005
[   10.606616][  T228] RBP: 00007ffc4cb44ef0 R08: 0000000000000000 R09: 0000000000000000
[   10.606854][  T228] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10dd9e
[   10.607115][  T228] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc4cb45660
| [   10.617689][   T38] ------------[ cut here ]------------
| [   10.617829][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/38
| [   10.618080][   T38] Modules linked in:
| [   10.618446][   T38] Tainted: [W]=WARN
[   10.618536][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.618687][   T38] Workqueue: events_unbound linkwatch_event
[   10.618842][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.619000][   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
[   10.619437][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   10.619590][   T38] RAX: 00000000ffffffa6 RBX: ff1100000cb2fa80 RCX: 1ff4000000055f02
[   10.619769][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cb2fb38
[   10.619949][   T38] RBP: ff110000053bc000 R08: 1fe2200001965f68 R09: ff11000001d8aea8
[   10.620149][   T38] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   10.620325][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.620503][   T38] FS:  0000000000000000(0000) GS:ff1100009b3c3000(0000) knlGS:0000000000000000
[   10.620715][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.620864][   T38] CR2: 00007f26dba3c930 CR3: 0000000011d5d005 CR4: 0000000000771ef0
[   10.621054][   T38] PKRU: 55555554
[   10.621145][   T38] Call Trace:
[   10.621232][   T38]  <TASK>
[   10.621295][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.621416][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.621543][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.621637][   T38]  netif_state_change (net/core/dev.c:1605)
[   10.621760][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.621908][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.622032][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.622159][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.622285][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.622404][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   10.622522][   T38]  process_one_work (kernel/workqueue.c:3314)
[   10.622646][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.622765][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.622888][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.623012][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.623139][   T38]  kthread (kernel/kthread.c:436)
[   10.623227][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.623386][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.623514][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.623639][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.623788][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.623907][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.624029][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   10.626101][   T38] ------------[ cut here ]------------
| [   10.626228][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/38
| [   10.626466][   T38] Modules linked in:
| [   10.626831][   T38] Tainted: [W]=WARN
[   10.626920][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.627080][   T38] Workqueue: events_unbound linkwatch_event
[   10.627233][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.627388][   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
[   10.627808][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   10.627959][   T38] RAX: 00000000ffffffa6 RBX: ff11000005c0e740 RCX: 1ff4000000055f02
[   10.628158][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000005c0e7f8
[   10.628334][   T38] RBP: ff11000007549000 R08: 1fe2200000b81d00 R09: ff11000001d8aea8
[   10.628514][   T38] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   10.628690][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.628868][   T38] FS:  0000000000000000(0000) GS:ff1100009b3c3000(0000) knlGS:0000000000000000
[   10.629085][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.629237][   T38] CR2: 00007f26dba3c930 CR3: 0000000011d5d005 CR4: 0000000000771ef0
[   10.629416][   T38] PKRU: 55555554
[   10.629506][   T38] Call Trace:
[   10.629595][   T38]  <TASK>
[   10.629656][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.629776][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.629897][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.629990][   T38]  netif_state_change (net/core/dev.c:1605)
[   10.630121][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.630269][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.630388][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.630508][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.630632][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.630750][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   10.630871][   T38]  process_one_work (kernel/workqueue.c:3314)
[   10.630995][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.631126][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.631250][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.631372][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.631488][   T38]  kthread (kernel/kthread.c:436)
[   10.631578][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.631726][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.631846][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.631967][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.632125][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.632244][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.632364][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   10.708081][  T231] ------------[ cut here ]------------
| [   10.708288][  T231] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/231
| [   10.708565][  T231] Modules linked in:
| [   10.709056][  T231] Tainted: [W]=WARN
[   10.709202][  T231] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.709413][  T231] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.709633][  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
[   10.710164][  T231] RSP: 0018:ffa0000000b97030 EFLAGS: 00010286
[   10.710377][  T231] RAX: 00000000ffffffa6 RBX: ff11000002120e40 RCX: 1ff4000000172dcc
[   10.710622][  T231] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000002120ef8
[   10.710862][  T231] RBP: ff11000008a21000 R08: 1fe22000004241e0 R09: ff1100000cde5158
[   10.711126][  T231] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   10.711365][  T231] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008a21cd1
[   10.711610][  T231] FS:  00007fd42efd0840(0000) GS:ff1100009b443000(0000) knlGS:0000000000000000
[   10.711885][  T231] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.712147][  T231] CR2: 00007fd42f2a01a0 CR3: 000000000caeb002 CR4: 0000000000771ef0
[   10.712388][  T231] PKRU: 55555554
[   10.712533][  T231] Call Trace:
[   10.712680][  T231]  <TASK>
[   10.712796][  T231]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.712978][  T231]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.713148][  T231]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.713329][  T231]  __dev_notify_flags (net/core/dev.c:9787)
[   10.713507][  T231]  ? netif_change_name (net/core/dev.c:1495)
[   10.713703][  T231]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.713882][  T231]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.714083][  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))
[   10.714264][  T231]  netif_change_flags (net/core/dev.c:9820)
[   10.714444][  T231]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.714623][  T231]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.714801][  T231]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.715011][  T231]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.715211][  T231]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.715423][  T231]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.715602][  T231]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.715783][  T231]  ? __kernel_text_address (kernel/extable.c:79)
[   10.715962][  T231]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.716161][  T231]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.716350][  T231]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.716528][  T231]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.716709][  T231]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.716884][  T231]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.717079][  T231]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.717258][  T231]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.717437][  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)
[   10.717614][  T231]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.717791][  T231]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.717968][  T231]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.718170][  T231]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.718349][  T231]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.718528][  T231]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.718705][  T231]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.718882][  T231]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.719077][  T231]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.719254][  T231]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.719436][  T231]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.719611][  T231]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.719789][  T231]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.719965][  T231]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.720164][  T231]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.720342][  T231]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.720520][  T231]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.720697][  T231]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.720878][  T231]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.721077][  T231]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.721255][  T231]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.721434][  T231]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.721613][  T231]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.721791][  T231]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.721989][  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))
[   10.722187][  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))
[   10.722374][  T231]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.722553][  T231]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.722730][  T231]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.722918][  T231]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.723117][  T231]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.723296][  T231]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.723476][  T231]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.723658][  T231]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.723835][  T231]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.724061][  T231]  ? move_addr_to_kernel (net/socket.c:258)
[   10.724240][  T231]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.724418][  T231]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.724597][  T231]  ___sys_sendmsg (net/socket.c:2752)
[   10.724773][  T231]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.724987][  T231]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.725196][  T231]  __sys_sendmsg (net/socket.c:2784)
[   10.725374][  T231]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.725552][  T231]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.725765][  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)
[   10.725943][  T231]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.726141][  T231]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.726325][  T231]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.726525][  T231]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.726709][  T231]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.726917][  T231] RIP: 0033:0x7fd42f20a08e
[   10.727121][  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
[   10.727651][  T231] RSP: 002b:00007fff666700d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.727901][  T231] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd42f20a08e
[   10.728162][  T231] RDX: 0000000000000000 RSI: 00007fff66670180 RDI: 0000000000000005
[   10.728402][  T231] RBP: 00007fff666700e0 R08: 0000000000000000 R09: 0000000000000000
[   10.728646][  T231] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10dd9f
[   10.728886][  T231] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff66670850
| [   10.815837][  T190] ------------[ cut here ]------------
| [   10.815993][  T190] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 2/190
| [   10.816262][  T190] Modules linked in:
| [   10.816635][  T190] Tainted: [W]=WARN
[   10.816727][  T190] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.816879][  T190] Workqueue: events_unbound linkwatch_event
[   10.817052][  T190] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.817212][  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
[   10.817651][  T190] RSP: 0018:ffa00000008779e0 EFLAGS: 00010286
[   10.817804][  T190] RAX: 00000000ffffffa6 RBX: ff1100000d592c80 RCX: 1ff400000010ef02
[   10.817987][  T190] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d592d38
[   10.818194][  T190] RBP: ff1100000a2b4000 R08: 1fe2200001ab25a8 R09: ff1100000cecd1a8
[   10.818374][  T190] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   10.818552][  T190] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.818743][  T190] FS:  0000000000000000(0000) GS:ff1100009b3c3000(0000) knlGS:0000000000000000
[   10.818959][  T190] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.819125][  T190] CR2: 00007f26dba3c930 CR3: 0000000011d5d005 CR4: 0000000000771ef0
[   10.819303][  T190] PKRU: 55555554
[   10.819395][  T190] Call Trace:
[   10.819484][  T190]  <TASK>
[   10.819548][  T190]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.819669][  T190]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.819796][  T190]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.819890][  T190]  netif_state_change (net/core/dev.c:1605)
[   10.820012][  T190]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.820221][  T190]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.820343][  T190]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.820465][  T190]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.820589][  T190]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.820710][  T190]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   10.820833][  T190]  process_one_work (kernel/workqueue.c:3314)
[   10.820959][  T190]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.821096][  T190]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.821226][  T190]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.821347][  T190]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.821466][  T190]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   10.821590][  T190]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.821711][  T190]  kthread (kernel/kthread.c:436)
[   10.821803][  T190]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.821968][  T190]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.822100][  T190]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.822245][  T190]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.822401][  T190]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.822526][  T190]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.822649][  T190]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   10.953574][  T238] ------------[ cut here ]------------
| [   10.953790][  T238] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/238
| [   10.954090][  T238] Modules linked in:
| [   10.954552][  T238] Tainted: [W]=WARN
[   10.954697][  T238] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.954907][  T238] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.955157][  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
[   10.955677][  T238] RSP: 0018:ffa0000000bf7030 EFLAGS: 00010286
[   10.955888][  T238] RAX: 00000000ffffffa6 RBX: ff110000057d0900 RCX: 1ff400000017edcc
[   10.956148][  T238] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000057d09b8
[   10.956386][  T238] RBP: ff1100000cf49000 R08: 1fe2200000afa138 R09: ff1100000a545158
[   10.956625][  T238] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   10.956863][  T238] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cf49cd1
[   10.957123][  T238] FS:  00007f36165f6840(0000) GS:ff1100009b443000(0000) knlGS:0000000000000000
[   10.957402][  T238] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.957613][  T238] CR2: 0000000026a1e988 CR3: 000000000b236001 CR4: 0000000000771ef0
[   10.957854][  T238] PKRU: 55555554
[   10.957997][  T238] Call Trace:
[   10.958161][  T238]  <TASK>
[   10.958278][  T238]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.958459][  T238]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.958607][  T238]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.958787][  T238]  __dev_notify_flags (net/core/dev.c:9787)
[   10.958967][  T238]  ? netif_change_name (net/core/dev.c:1495)
[   10.959164][  T238]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.959342][  T238]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.959520][  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))
[   10.959700][  T238]  netif_change_flags (net/core/dev.c:9820)
[   10.959879][  T238]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.960155][  T238]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.960427][  T238]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.960690][  T238]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.960959][  T238]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.961228][  T238]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.961480][  T238]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.961692][  T238]  ? __kernel_text_address (kernel/extable.c:79)
[   10.961874][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.962078][  T238]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.962256][  T238]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.962434][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.962613][  T238]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.962794][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.962972][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.963175][  T238]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.963359][  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)
[   10.963535][  T238]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.963713][  T238]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.963892][  T238]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.964092][  T238]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.964273][  T238]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.964451][  T238]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.964630][  T238]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.964809][  T238]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.964987][  T238]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.965180][  T238]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.965361][  T238]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.965536][  T238]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.965713][  T238]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.965897][  T238]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.966093][  T238]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.966271][  T238]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.966449][  T238]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.966625][  T238]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.966802][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.966982][  T238]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.967178][  T238]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.967361][  T238]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.967540][  T238]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.967719][  T238]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.967900][  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))
[   10.968097][  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))
[   10.968276][  T238]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.968454][  T238]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.968636][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.968816][  T238]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.968995][  T238]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.969191][  T238]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.969373][  T238]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.969551][  T238]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.969726][  T238]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.969936][  T238]  ? move_addr_to_kernel (net/socket.c:258)
[   10.970138][  T238]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.970317][  T238]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.970497][  T238]  ___sys_sendmsg (net/socket.c:2752)
[   10.970676][  T238]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.970887][  T238]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.971097][  T238]  __sys_sendmsg (net/socket.c:2784)
[   10.971276][  T238]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.971453][  T238]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.971664][  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)
[   10.971841][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.972018][  T238]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.972216][  T238]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.972393][  T238]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.972571][  T238]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.972785][  T238] RIP: 0033:0x7f361683008e
[   10.972969][  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
[   10.973494][  T238] RSP: 002b:00007fffd0333ef0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.973738][  T238] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f361683008e
[   10.973979][  T238] RDX: 0000000000000000 RSI: 00007fffd0333fa0 RDI: 0000000000000005
[   10.974239][  T238] RBP: 00007fffd0333f00 R08: 0000000000000000 R09: 0000000000000000
[   10.974479][  T238] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10dd9f
[   10.974718][  T238] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fffd0334670
| [   10.983168][   T38] ------------[ cut here ]------------
| [   10.983339][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/38
| [   10.983628][   T38] Modules linked in:
| [   10.984111][   T38] Tainted: [W]=WARN
[   10.984247][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.984444][   T38] Workqueue: events_unbound linkwatch_event
[   10.984645][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.984851][   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
[   10.985364][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   10.985562][   T38] RAX: 00000000ffffffa6 RBX: ff1100000d67e040 RCX: 1ff4000000055f02
[   10.985789][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d67e0f8
[   10.986015][   T38] RBP: ff1100000cf49000 R08: 1fe2200001acfc20 R09: ff11000001d8aea8
[   10.986407][   T38] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   10.986681][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.986971][   T38] FS:  0000000000000000(0000) GS:ff1100009b443000(0000) knlGS:0000000000000000
[   10.987337][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.987606][   T38] CR2: 0000000026a1e988 CR3: 0000000011d5d005 CR4: 0000000000771ef0
[   10.987886][   T38] PKRU: 55555554
[   10.988090][   T38] Call Trace:
[   10.988276][   T38]  <TASK>
[   10.988432][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.988650][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.988873][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.989081][   T38]  netif_state_change (net/core/dev.c:1605)
[   10.989299][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.989545][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.989758][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.989973][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.990219][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.990442][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   10.990657][   T38]  process_one_work (kernel/workqueue.c:3314)
[   10.990876][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.991112][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.991337][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.991559][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.991771][   T38]  kthread (kernel/kthread.c:436)
[   10.991958][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.992228][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.992445][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.992661][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.992907][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.993146][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.993365][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.002517][   T38] ------------[ cut here ]------------
| [   11.002659][   T38] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/38
| [   11.002913][   T38] Modules linked in:
| [   11.003349][   T38] Tainted: [W]=WARN
[   11.003457][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.003613][   T38] Workqueue: events_unbound linkwatch_event
[   11.003777][   T38] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.003933][   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
[   11.004379][   T38] RSP: 0018:ffa00000002af9e0 EFLAGS: 00010286
[   11.004534][   T38] RAX: 00000000ffffffa6 RBX: ff1100000d67e200 RCX: 1ff4000000055f02
[   11.004718][   T38] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d67e2b8
[   11.004898][   T38] RBP: ff11000008a21000 R08: 1fe2200001acfc58 R09: ff11000001d8aea8
[   11.005092][   T38] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   11.005268][   T38] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.005454][   T38] FS:  0000000000000000(0000) GS:ff1100009b3c3000(0000) knlGS:0000000000000000
[   11.005664][   T38] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.005816][   T38] CR2: 00007f1a98323574 CR3: 0000000011d5d005 CR4: 0000000000771ef0
[   11.005995][   T38] PKRU: 55555554
[   11.006149][   T38] Call Trace:
[   11.006241][   T38]  <TASK>
[   11.006305][   T38]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.006426][   T38]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.006549][   T38]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.006645][   T38]  netif_state_change (net/core/dev.c:1605)
[   11.006768][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.006919][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   11.007082][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   11.007204][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.007328][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   11.007449][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   11.007576][   T38]  process_one_work (kernel/workqueue.c:3314)
[   11.007726][   T38]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.007847][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.007973][   T38]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.008107][   T38]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.008226][   T38]  kthread (kernel/kthread.c:436)
[   11.008315][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.008465][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.008585][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.008708][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.008868][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.008989][   T38]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.009118][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.247596][  T245] ------------[ cut here ]------------
| [   11.247892][  T245] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ethtool/245
| [   11.249064][  T245] Modules linked in:
| [   11.249694][  T245] Tainted: [W]=WARN
[   11.249850][  T245] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.250317][  T245] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.250647][  T245] 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
[   11.251204][  T245] RSP: 0018:ffa0000000c574e8 EFLAGS: 00010286
[   11.251429][  T245] RAX: 00000000ffffffa6 RBX: ff1100000d7d7a80 RCX: 1ff400000018ae63
[   11.251686][  T245] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d7d7b38
[   11.251941][  T245] RBP: ff110000053bc000 R08: 1fe2200001afaf68 R09: ff1100000cde0b80
[   11.252221][  T245] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   11.252476][  T245] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000002
[   11.252732][  T245] FS:  00007ff9b5849100(0000) GS:ff1100009b443000(0000) knlGS:0000000000000000
[   11.253039][  T245] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.253432][  T245] CR2: 00000000004d6034 CR3: 0000000015a6e001 CR4: 0000000000771ef0
[   11.253684][  T245] PKRU: 55555554
[   11.253833][  T245] Call Trace:
[   11.253982][  T245]  <TASK>
[   11.254122][  T245]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.254309][  T245]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.254498][  T245]  notifier_call_chain (kernel/notifier.c:85)
[   11.254690][  T245]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   11.254877][  T245]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   11.255086][  T245]  ethnl_set_features (net/ethtool/features.c:288)
[   11.255281][  T245]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.255471][  T245]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   11.255662][  T245]  ? __nla_validate_parse (lib/nlattr.c:635)
[   11.255853][  T245]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   11.256095][  T245]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   11.256284][  T245]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   11.256508][  T245]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.256697][  T245]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   11.256884][  T245]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   11.257101][  T245]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   11.257298][  T245]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   11.257522][  T245]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.257749][  T245]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   11.257937][  T245]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.258149][  T245]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   11.258340][  T245]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.258525][  T245]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   11.258716][  T245]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.258904][  T245]  ? 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))
[   11.259107][  T245]  ? 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))
[   11.259296][  T245]  genl_rcv (net/netlink/genetlink.c:1218)
[   11.259451][  T245]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.259638][  T245]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.259825][  T245]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.260015][  T245]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.260221][  T245]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.260406][  T245]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.260593][  T245]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.260778][  T245]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   11.260965][  T245]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   11.261183][  T245]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   11.261370][  T245]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.261589][  T245]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.261775][  T245]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   11.261958][  T245]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.262161][  T245]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.262347][  T245]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.262531][  T245]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.262750][  T245] RIP: 0033:0x7ff9b58ba08e
[   11.262942][  T245] 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
[   11.263492][  T245] RSP: 002b:00007ffdf507c4a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   11.263746][  T245] RAX: ffffffffffffffda RBX: 00000000083af010 RCX: 00007ff9b58ba08e
[   11.264001][  T245] RDX: 0000000000000064 RSI: 00000000083af120 RDI: 0000000000000005
[   11.264269][  T245] RBP: 00007ffdf507c4b0 R08: 00007ff9b5a48980 R09: 000000000000000c
[   11.264519][  T245] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000083af0b0
[   11.264768][  T245] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   11.327205][  T246] ------------[ cut here ]------------
| [   11.327379][  T246] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ethtool/246
| [   11.327660][  T246] Modules linked in:
| [   11.328914][  T246] Tainted: [W]=WARN
[   11.329021][  T246] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.329298][  T246] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.329482][  T246] 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
[   11.329974][  T246] RSP: 0018:ffa0000000c674e8 EFLAGS: 00010286
[   11.330252][  T246] RAX: 00000000ffffffa6 RBX: ff110000057d1a80 RCX: 1ff400000018ce63
[   11.330459][  T246] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000057d1b38
[   11.330698][  T246] RBP: ff1100000cf49000 R08: 1fe2200000afa368 R09: ff1100000cf90b80
[   11.330910][  T246] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   11.331331][  T246] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000
[   11.331541][  T246] FS:  00007fc2331de100(0000) GS:ff1100009b343000(0000) knlGS:0000000000000000
[   11.331785][  T246] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.331962][  T246] CR2: 00000000004d6034 CR3: 000000000bfc5005 CR4: 0000000000771ef0
[   11.332294][  T246] PKRU: 55555554
[   11.332399][  T246] Call Trace:
[   11.332504][  T246]  <TASK>
[   11.332577][  T246]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.332720][  T246]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   11.332865][  T246]  notifier_call_chain (kernel/notifier.c:85)
[   11.333009][  T246]  netdev_features_change (net/core/dev.c:2287 net/core/dev.c:2301 net/core/dev.c:1590)
[   11.333264][  T246]  ? call_netdevice_notifiers (net/core/dev.c:2302)
[   11.333406][  T246]  ethnl_set_features (net/ethtool/features.c:288)
[   11.333546][  T246]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.333688][  T246]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   11.333830][  T246]  ? __nla_validate_parse (lib/nlattr.c:635)
[   11.333972][  T246]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   11.334269][  T246]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   11.334409][  T246]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   11.334584][  T246]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.334722][  T246]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   11.334861][  T246]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   11.335001][  T246]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   11.335260][  T246]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   11.335431][  T246]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.335605][  T246]  ? features_send_reply (./include/net/net_namespace.h:419 (discriminator 7))
[   11.335744][  T246]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.335886][  T246]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   11.336027][  T246]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.336283][  T246]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   11.336426][  T246]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.336568][  T246]  ? 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))
[   11.336705][  T246]  ? 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))
[   11.336843][  T246]  genl_rcv (net/netlink/genetlink.c:1218)
[   11.336948][  T246]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.337205][  T246]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.337343][  T246]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.337485][  T246]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.337623][  T246]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.337762][  T246]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.337904][  T246]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.338160][  T246]  __sys_sendto (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2265 (discriminator 4))
[   11.338299][  T246]  ? __ia32_sys_getpeername (net/socket.c:2219)
[   11.338449][  T246]  __x64_sys_sendto (net/socket.c:2272 net/socket.c:2268 net/socket.c:2268)
[   11.338588][  T246]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.338761][  T246]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   11.338899][  T246]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   11.339151][  T246]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.339289][  T246]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.339425][  T246]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.339564][  T246]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.339736][  T246] RIP: 0033:0x7fc23324f08e
[   11.339882][  T246] 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
[   11.340498][  T246] RSP: 002b:00007ffc060d4290 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   11.340707][  T246] RAX: ffffffffffffffda RBX: 0000000020abf010 RCX: 00007fc23324f08e
[   11.340913][  T246] RDX: 000000000000010c RSI: 0000000020abf120 RDI: 0000000000000005
[   11.341231][  T246] RBP: 00007ffc060d42a0 R08: 00007fc2333dd980 R09: 000000000000000c
[   11.341437][  T246] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000020abf0b0
[   11.341642][  T246] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   11.574878][  T255] ------------[ cut here ]------------
| [   11.575071][  T255] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/255
| [   11.575313][  T255] Modules linked in:
| [   11.575962][  T255] Tainted: [W]=WARN
[   11.576078][  T255] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.576246][  T255] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.576422][  T255] 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
[   11.576899][  T255] RSP: 0018:ffa0000000cf7ab0 EFLAGS: 00010286
[   11.577080][  T255] RAX: 00000000ffffffa6 RBX: ff1100000cb2f1c0 RCX: 1ff400000019ef1c
[   11.577279][  T255] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cb2f278
[   11.577477][  T255] RBP: ff1100000c189000 R08: 1fe2200001965e50 R09: ff1100000cb78b80
[   11.577674][  T255] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   11.577873][  T255] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c189000
[   11.578084][  T255] FS:  00007f48e4d8d840(0000) GS:ff1100009b4c3000(0000) knlGS:0000000000000000
[   11.578319][  T255] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.578489][  T255] CR2: 00007f48e4f8ec20 CR3: 0000000015915004 CR4: 0000000000771ef0
[   11.578691][  T255] PKRU: 55555554
[   11.578793][  T255] Call Trace:
[   11.578894][  T255]  <TASK>
[   11.578967][  T255]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.579111][  T255]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.579247][  T255]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.579349][  T255]  register_netdevice (net/core/dev.c:11488)
[   11.579484][  T255]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[   11.579653][  T255]  register_netdev (net/core/dev.c:11552)
[   11.579786][  T255]  loopback_net_init (drivers/net/loopback.c:218)
[   11.579923][  T255]  ops_init (net/core/net_namespace.c:137)
[   11.580029][  T255]  setup_net (net/core/net_namespace.c:446)
[   11.580134][  T255]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[   11.580265][  T255]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[   11.580400][  T255]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[   11.580536][  T255]  copy_net_ns (net/core/net_namespace.c:579)
[   11.580670][  T255]  create_new_namespaces (kernel/nsproxy.c:132)
[   11.580809][  T255]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[   11.580943][  T255]  ksys_unshare (kernel/fork.c:3243)
[   11.581086][  T255]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[   11.581219][  T255]  ? __ia32_sys_open (fs/open.c:1374)
[   11.581357][  T255]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[   11.581491][  T255]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[   11.581626][  T255]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.581759][  T255]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.581895][  T255]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.582032][  T255]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.582204][  T255] RIP: 0033:0x7f48e504fbcb
[   11.582345][  T255] 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
[   11.582822][  T255] RSP: 002b:00007ffc86b5a218 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[   11.583023][  T255] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f48e504fbcb
[   11.583231][  T255] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[   11.583431][  T255] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[   11.583627][  T255] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffc86b5c440
[   11.583825][  T255] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc86b5d6c7
| [   11.617566][  T256] ------------[ cut here ]------------
| [   11.617731][  T256] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/256
| [   11.617988][  T256] Modules linked in:
| [   11.618396][  T256] Tainted: [W]=WARN
[   11.618495][  T256] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.618660][  T256] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.618836][  T256] 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
[   11.619315][  T256] RSP: 0018:ffa0000000d07030 EFLAGS: 00010286
[   11.619482][  T256] RAX: 00000000ffffffa6 RBX: ff1100000cb2e200 RCX: 1ff40000001a0dcc
[   11.619679][  T256] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cb2e2b8
[   11.619873][  T256] RBP: ff1100000c189000 R08: 1fe2200001965c58 R09: ff1100000a2f8b58
[   11.620086][  T256] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001
[   11.620281][  T256] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c189cd1
[   11.620478][  T256] FS:  00007f47c1633840(0000) GS:ff1100009b343000(0000) knlGS:0000000000000000
[   11.620708][  T256] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.620875][  T256] CR2: 000000000891c988 CR3: 000000000c98e001 CR4: 0000000000771ef0
[   11.621082][  T256] PKRU: 55555554
[   11.621181][  T256] Call Trace:
[   11.621279][  T256]  <TASK>
[   11.621348][  T256]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.621484][  T256]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.621584][  T256]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   11.621718][  T256]  __dev_notify_flags (net/core/dev.c:9787)
[   11.621850][  T256]  ? netif_change_name (net/core/dev.c:1495)
[   11.621980][  T256]  ? __dev_change_flags (net/core/dev.c:9752)
[   11.622117][  T256]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   11.622248][  T256]  ? 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))
[   11.622382][  T256]  netif_change_flags (net/core/dev.c:9820)
[   11.622513][  T256]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   11.622645][  T256]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   11.622777][  T256]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.622939][  T256]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.623080][  T256]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.623211][  T256]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.623341][  T256]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.623473][  T256]  ? __kernel_text_address (kernel/extable.c:79)
[   11.623609][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.623742][  T256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.623875][  T256]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.624006][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.624146][  T256]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   11.624277][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.624407][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.624538][  T256]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   11.624671][  T256]  ? __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)
[   11.624803][  T256]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   11.624933][  T256]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   11.625261][  T256]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   11.625395][  T256]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   11.625527][  T256]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   11.625660][  T256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.625792][  T256]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.625925][  T256]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.626064][  T256]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.626194][  T256]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.626328][  T256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.626458][  T256]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.626589][  T256]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.626720][  T256]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.626856][  T256]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   11.626986][  T256]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.627128][  T256]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.627257][  T256]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.627386][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.627519][  T256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.627650][  T256]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.627782][  T256]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.627915][  T256]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.628052][  T256]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.628188][  T256]  ? 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))
[   11.628320][  T256]  ? 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))
[   11.628454][  T256]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.628587][  T256]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.628720][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.628852][  T256]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.628984][  T256]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.629128][  T256]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.629261][  T256]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.629393][  T256]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.629523][  T256]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.629685][  T256]  ? move_addr_to_kernel (net/socket.c:258)
[   11.629817][  T256]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.629948][  T256]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.630088][  T256]  ___sys_sendmsg (net/socket.c:2752)
[   11.630218][  T256]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   11.630382][  T256]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.630524][  T256]  __sys_sendmsg (net/socket.c:2784)
[   11.630656][  T256]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.630786][  T256]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   11.630951][  T256]  ? 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)
[   11.631092][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.631224][  T256]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.631358][  T256]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.631489][  T256]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.631622][  T256]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.631785][  T256] RIP: 0033:0x7f47c186d08e
[   11.631926][  T256] 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
[   11.632399][  T256] RSP: 002b:00007ffd24b54af0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.632599][  T256] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f47c186d08e
[   11.632796][  T256] RDX: 0000000000000000 RSI: 00007ffd24b54ba0 RDI: 0000000000000005
[   11.632991][  T256] RBP: 00007ffd24b54b00 R08: 0000000000000000 R09: 0000000000000000
[   11.633198][  T256] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10dda0
[   11.633394][  T256] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd24b55270
| [   12.029825][   T68] ------------[ cut here ]------------
| [   12.030065][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/68
| [   12.030324][   T68] Modules linked in:
| [   12.030749][   T68] Tainted: [W]=WARN
[   12.030845][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.031006][   T68] Workqueue: netns cleanup_net
[   12.031208][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.031372][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.031967][   T68] RSP: 0018:ffa0000000497748 EFLAGS: 00010286
[   12.032210][   T68] RAX: 00000000ffffffa6 RBX: ff1100000d7ab000 RCX: 1ff4000000092eaf
[   12.032398][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d7ab0b8
[   12.032587][   T68] RBP: ff1100000c189000 R08: 1fe2200001af5618 R09: ff11000008d02ed0
[   12.032777][   T68] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   12.032964][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004977e0
[   12.033194][   T68] FS:  0000000000000000(0000) GS:ff1100009b343000(0000) knlGS:0000000000000000
[   12.033417][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.033575][   T68] CR2: 00005574d9134d5c CR3: 000000000c02e002 CR4: 0000000000771ef0
[   12.033769][   T68] PKRU: 55555554
[   12.033864][   T68] Call Trace:
[   12.033958][   T68]  <TASK>
[   12.034023][   T68]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   12.034212][   T68]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   12.034311][   T68]  netif_close_many (net/core/dev.c:1804)
[   12.034438][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.034564][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.034691][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.034820][   T68]  ? __dev_close_many (net/core/dev.c:1781)
[   12.034946][   T68]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   12.035111][   T68]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   12.035238][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   12.035397][   T68]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   12.035523][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   12.035647][   T68]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   12.035775][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   12.035933][   T68]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   12.036075][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   12.036204][   T68]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   12.036330][   T68]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   12.036458][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   12.036586][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   12.036711][   T68]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   12.036842][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   12.036972][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   12.037107][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.037236][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   12.037365][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   12.037490][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   12.037622][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.037748][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.037875][   T68]  process_one_work (kernel/workqueue.c:3314)
[   12.038005][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   12.038141][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.038271][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   12.038399][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   12.038527][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   12.038657][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   12.038784][   T68]  kthread (kernel/kthread.c:436)
[   12.038883][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.039049][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.039180][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   12.039312][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   12.039470][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   12.039597][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.039723][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   12.042731][   T68] ------------[ cut here ]------------
| [   12.042866][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/68
| [   12.043198][   T68] Modules linked in:
| [   12.043575][   T68] Tainted: [W]=WARN
[   12.043667][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.043819][   T68] Workqueue: netns cleanup_net
[   12.043956][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   12.044126][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   12.044559][   T68] RSP: 0018:ffa0000000497878 EFLAGS: 00010286
[   12.044715][   T68] RAX: 00000000ffffffa6 RBX: ff1100000d7aaac0 RCX: 1ff4000000092ed5
[   12.044895][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d7aab78
[   12.045087][   T68] RBP: ff1100000c189000 R08: 1fe2200001af5570 R09: ff11000008d02ed0
[   12.045270][   T68] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   12.045448][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   12.045630][   T68] FS:  0000000000000000(0000) GS:ff1100009b343000(0000) knlGS:0000000000000000
[   12.045845][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.045998][   T68] CR2: 00005574d9134d5c CR3: 000000000c02e002 CR4: 0000000000771ef0
[   12.046191][   T68] PKRU: 55555554
[   12.046285][   T68] Call Trace:
[   12.046377][   T68]  <TASK>
[   12.046441][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   12.046597][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   12.046754][   T68]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   12.046881][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   12.047002][   T68]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   12.047131][   T68]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   12.047255][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   12.047375][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   12.047497][   T68]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   12.047623][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   12.047745][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   12.047866][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   12.047991][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   12.048122][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   12.048243][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   12.048367][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   12.048488][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   12.048610][   T68]  process_one_work (kernel/workqueue.c:3314)
[   12.048735][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   12.048858][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   12.048983][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   12.049113][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   12.049232][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   12.049354][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   12.049479][   T68]  kthread (kernel/kthread.c:436)
[   12.049572][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.049723][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.049848][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   12.049973][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   12.050139][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   12.050261][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   12.050387][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   91.755314][   T68] ------------[ cut here ]------------
| [   91.755493][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/68
| [   91.755751][   T68] 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
| [   91.756529][   T68] Tainted: [W]=WARN
[   91.756626][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   91.756785][   T68] Workqueue: netns cleanup_net
[   91.756918][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   91.757088][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   91.757585][   T68] RSP: 0018:ffa0000000497748 EFLAGS: 00010286
[   91.757765][   T68] RAX: 00000000ffffffa6 RBX: ff1100000b1a43c0 RCX: 1ff4000000092eaf
[   91.757952][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000b1a4478
[   91.758158][   T68] RBP: ff11000009754000 R08: 1fe2200001634890 R09: ff11000008d02ed0
[   91.758357][   T68] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   91.758543][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a2b4000
[   91.758734][   T68] FS:  0000000000000000(0000) GS:ff1100009b3c3000(0000) knlGS:0000000000000000
[   91.758953][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   91.759179][   T68] CR2: 00007fa9ae21b888 CR3: 0000000011d5d001 CR4: 0000000000771ef0
[   91.759432][   T68] PKRU: 55555554
[   91.759529][   T68] Call Trace:
[   91.759624][   T68]  <TASK>
[   91.759690][   T68]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   91.759821][   T68]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   91.759919][   T68]  netif_close_many (net/core/dev.c:1804)
[   91.760077][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   91.760206][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.760336][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.760461][   T68]  ? __dev_close_many (net/core/dev.c:1781)
[   91.760585][   T68]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   91.760740][   T68]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   91.760865][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   91.761022][   T68]  ? 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)
[   91.761155][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   91.761309][   T68]  ? 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)
[   91.761443][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   91.761568][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   91.761725][   T68]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   91.761852][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   91.761977][   T68]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   91.762106][   T68]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   91.762234][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   91.762363][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   91.762489][   T68]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   91.762621][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   91.762750][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   91.762898][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.763048][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   91.763172][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   91.763295][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   91.763429][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   91.763553][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.763679][   T68]  process_one_work (kernel/workqueue.c:3314)
[   91.763807][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   91.763931][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.764066][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   91.764190][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   91.764320][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   91.764446][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   91.764569][   T68]  kthread (kernel/kthread.c:436)
[   91.764663][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   91.764817][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   91.764942][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   91.765076][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   91.765229][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   91.765359][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   91.765483][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   91.769805][   T68] ------------[ cut here ]------------
| [   91.770076][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/68
| [   91.770504][   T68] 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
| [   91.771579][   T68] Tainted: [W]=WARN
[   91.771756][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   91.771960][   T68] Workqueue: netns cleanup_net
[   91.772155][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   91.772377][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   91.772867][   T68] RSP: 0018:ffa0000000497748 EFLAGS: 00010286
[   91.773086][   T68] RAX: 00000000ffffffa6 RBX: ff1100000c3bdc40 RCX: 1ff4000000092eaf
[   91.773338][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000c3bdcf8
[   91.773571][   T68] RBP: ff1100000a2b4000 R08: 1fe2200001877ba0 R09: ff11000008d02ed0
[   91.773806][   T68] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   91.774080][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007541000
[   91.774330][   T68] FS:  0000000000000000(0000) GS:ff1100009b443000(0000) knlGS:0000000000000000
[   91.774600][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   91.774811][   T68] CR2: 00005574e94c4e90 CR3: 0000000011d5d006 CR4: 0000000000771ef0
[   91.775059][   T68] PKRU: 55555554
[   91.775200][   T68] Call Trace:
[   91.775361][   T68]  <TASK>
[   91.775474][   T68]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   91.775652][   T68]  ? notifier_call_chain (kernel/notifier.c:85)
[   91.775825][   T68]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   91.775969][   T68]  netif_close_many (net/core/dev.c:1804)
[   91.776151][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   91.776332][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.776504][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.776679][   T68]  ? __dev_close_many (net/core/dev.c:1781)
[   91.776851][   T68]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   91.777064][   T68]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   91.777238][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   91.777450][   T68]  ? 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)
[   91.777625][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   91.777826][   T68]  ? 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)
[   91.777997][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   91.778183][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   91.778394][   T68]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   91.778571][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   91.778748][   T68]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   91.778917][   T68]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   91.779106][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   91.779278][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   91.779456][   T68]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   91.779633][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   91.779811][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   91.779984][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.780176][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   91.780354][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   91.780525][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   91.780700][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   91.780872][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.781058][   T68]  process_one_work (kernel/workqueue.c:3314)
[   91.781237][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   91.781418][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.781595][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   91.781769][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   91.781939][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   91.782125][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   91.782298][   T68]  kthread (kernel/kthread.c:436)
[   91.782449][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   91.782656][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   91.782830][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   91.783007][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   91.783222][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   91.783406][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   91.783578][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   91.786966][   T68] ------------[ cut here ]------------
| [   91.787149][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/68
| [   91.787463][   T68] 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
| [   91.788210][   T68] Tainted: [W]=WARN
[   91.788357][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   91.788562][   T68] Workqueue: netns cleanup_net
[   91.788740][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   91.788951][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   91.789466][   T68] RSP: 0018:ffa0000000497748 EFLAGS: 00010286
[   91.789674][   T68] RAX: 00000000ffffffa6 RBX: ff11000019463380 RCX: 1ff4000000092eaf
[   91.789908][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000019463438
[   91.790148][   T68] RBP: ff11000007541000 R08: 1fe220000328c688 R09: ff11000008d02ed0
[   91.790387][   T68] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   91.790622][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004977e0
[   91.790857][   T68] FS:  0000000000000000(0000) GS:ff1100009b443000(0000) knlGS:0000000000000000
[   91.791137][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   91.791348][   T68] CR2: 00005574e94c4e90 CR3: 0000000011d5d006 CR4: 0000000000771ef0
[   91.791583][   T68] PKRU: 55555554
[   91.791725][   T68] Call Trace:
[   91.791868][   T68]  <TASK>
[   91.791980][   T68]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   91.792167][   T68]  ? notifier_call_chain (kernel/notifier.c:85)
[   91.792350][   T68]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   91.792495][   T68]  netif_close_many (net/core/dev.c:1804)
[   91.792669][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   91.792842][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.793020][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.793206][   T68]  ? __dev_close_many (net/core/dev.c:1781)
[   91.793391][   T68]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   91.793597][   T68]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   91.793772][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   91.793980][   T68]  ? 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)
[   91.794172][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   91.794402][   T68]  ? 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)
[   91.794598][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   91.794800][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   91.795018][   T68]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   91.795206][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   91.795390][   T68]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   91.795566][   T68]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   91.795740][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   91.795915][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   91.796106][   T68]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   91.796282][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   91.796463][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   91.796634][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.796813][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   91.796986][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   91.797170][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   91.797351][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   91.797524][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.797698][   T68]  process_one_work (kernel/workqueue.c:3314)
[   91.797874][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   91.798104][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.798357][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   91.798561][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   91.798736][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   91.798912][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   91.799099][   T68]  kthread (kernel/kthread.c:436)
[   91.799241][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   91.799479][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   91.799656][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   91.799833][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   91.800052][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   91.800224][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   91.800409][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   91.803656][   T68] ------------[ cut here ]------------
| [   91.803896][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/68
| [   91.805303][   T68] 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
| [   91.806150][   T68] Tainted: [W]=WARN
[   91.806343][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   91.806587][   T68] Workqueue: netns cleanup_net
[   91.806841][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   91.807106][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   91.807646][   T68] RSP: 0018:ffa0000000497878 EFLAGS: 00010286
[   91.807889][   T68] RAX: 00000000ffffffa6 RBX: ff11000005651700 RCX: 1ff4000000092ed5
[   91.808176][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000056517b8
[   91.808455][   T68] RBP: ff11000009754000 R08: 1fe2200000aca2f8 R09: ff11000008d02ed0
[   91.808727][   T68] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   91.809094][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   91.809377][   T68] FS:  0000000000000000(0000) GS:ff1100009b443000(0000) knlGS:0000000000000000
[   91.809683][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   91.810090][   T68] CR2: 00005574e94c4e90 CR3: 0000000011d5d006 CR4: 0000000000771ef0
[   91.810372][   T68] PKRU: 55555554
[   91.810628][   T68] Call Trace:
[   91.810816][   T68]  <TASK>
[   91.810971][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   91.811232][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   91.811482][   T68]  ? 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)
[   91.811697][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   91.811913][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   91.812171][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   91.812394][   T68]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   91.812610][   T68]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   91.812825][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   91.813056][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   91.813273][   T68]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   91.813516][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   91.813738][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   91.814128][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.814494][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   91.814761][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   91.814927][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   91.815112][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   91.815281][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.815457][   T68]  process_one_work (kernel/workqueue.c:3314)
[   91.815704][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   91.815873][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.816059][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   91.816303][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   91.816480][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   91.816725][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   91.816895][   T68]  kthread (kernel/kthread.c:436)
[   91.817033][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   91.817413][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   91.817655][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   91.817832][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   91.818031][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   91.818217][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   91.818393][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   91.821847][   T68] ------------[ cut here ]------------
| [   91.822016][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/68
| [   91.822679][   T68] 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
| [   91.823513][   T68] Tainted: [W]=WARN
[   91.823701][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   91.823973][   T68] Workqueue: netns cleanup_net
[   91.824209][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   91.824498][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   91.825029][   T68] RSP: 0018:ffa0000000497878 EFLAGS: 00010286
[   91.825340][   T68] RAX: 00000000ffffffa6 RBX: ff11000008db2040 RCX: 1ff4000000092ed5
[   91.825614][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008db20f8
[   91.825885][   T68] RBP: ff1100000a2b4000 R08: 1fe22000011b6420 R09: ff11000008d02ed0
[   91.826175][   T68] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   91.826458][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   91.826732][   T68] FS:  0000000000000000(0000) GS:ff1100009b443000(0000) knlGS:0000000000000000
[   91.827098][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   91.827355][   T68] CR2: 00005574e94c4e90 CR3: 0000000011d5d006 CR4: 0000000000771ef0
[   91.827633][   T68] PKRU: 55555554
[   91.827814][   T68] Call Trace:
[   91.827996][   T68]  <TASK>
[   91.828163][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   91.828416][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   91.828659][   T68]  ? 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)
[   91.828874][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   91.829100][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   91.829354][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   91.829570][   T68]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   91.829786][   T68]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   91.830000][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   91.830227][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   91.830450][   T68]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   91.830669][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   91.830885][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   91.831108][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.831338][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   91.831586][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   91.831849][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   91.832020][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   91.832202][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.832382][   T68]  process_one_work (kernel/workqueue.c:3314)
[   91.832631][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   91.832873][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.833058][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   91.833229][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   91.833403][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   91.833651][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   91.833821][   T68]  kthread (kernel/kthread.c:436)
[   91.833958][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   91.834171][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   91.834346][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   91.834517][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   91.834716][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   91.834887][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   91.835068][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   91.840326][   T68] ------------[ cut here ]------------
| [   91.840468][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 1/68
| [   91.840707][   T68] 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
| [   91.841347][   T68] Tainted: [W]=WARN
[   91.841438][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   91.841588][   T68] Workqueue: netns cleanup_net
[   91.841713][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   91.841872][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   91.843213][   T68] RSP: 0018:ffa0000000497878 EFLAGS: 00010286
[   91.843378][   T68] RAX: 00000000ffffffa6 RBX: ff11000008db31c0 RCX: 1ff4000000092ed5
[   91.843558][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008db3278
[   91.843738][   T68] RBP: ff11000007541000 R08: 1fe22000011b6650 R09: ff11000008d02ed0
[   91.843919][   T68] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   91.844194][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   91.844381][   T68] FS:  0000000000000000(0000) GS:ff1100009b4c3000(0000) knlGS:0000000000000000
[   91.844691][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   91.844848][   T68] CR2: 00007fea9d7ca000 CR3: 0000000011d5d003 CR4: 0000000000771ef0
[   91.845031][   T68] PKRU: 55555554
[   91.845208][   T68] Call Trace:
[   91.845300][   T68]  <TASK>
[   91.845372][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   91.845526][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   91.845676][   T68]  ? 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)
[   91.845803][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   91.845926][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   91.846136][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   91.846257][   T68]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   91.846382][   T68]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   91.846504][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   91.846625][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   91.846747][   T68]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   91.846871][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   91.846993][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   91.847164][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.847289][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   91.847414][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   91.847533][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   91.847657][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   91.847778][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.847900][   T68]  process_one_work (kernel/workqueue.c:3314)
[   91.848024][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   91.848221][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.848352][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   91.848474][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   91.848593][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   91.848717][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   91.848842][   T68]  kthread (kernel/kthread.c:436)
[   91.848930][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   91.849146][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   91.849269][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   91.849401][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   91.849550][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   91.849672][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   91.849792][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   91.891305][   T68] ------------[ cut here ]------------
| [   91.891514][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/68
| [   91.891809][   T68] 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
| [   91.892558][   T68] Tainted: [W]=WARN
[   91.892698][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   91.892900][   T68] Workqueue: netns cleanup_net
[   91.893156][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   91.893443][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   91.893982][   T68] RSP: 0018:ffa0000000497748 EFLAGS: 00010286
[   91.894250][   T68] RAX: 00000000ffffffa6 RBX: ff11000008db3a80 RCX: 1ff4000000092eaf
[   91.894538][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000008db3b38
[   91.894820][   T68] RBP: ff11000007549000 R08: 1fe22000011b6768 R09: ff11000008d02ed0
[   91.895116][   T68] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   91.895383][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000053bc000
[   91.895622][   T68] FS:  0000000000000000(0000) GS:ff1100009b443000(0000) knlGS:0000000000000000
[   91.895885][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   91.896103][   T68] CR2: 00007f52fff7e84c CR3: 0000000008ded002 CR4: 0000000000771ef0
[   91.896343][   T68] PKRU: 55555554
[   91.896483][   T68] Call Trace:
[   91.896623][   T68]  <TASK>
[   91.896739][   T68]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   91.896914][   T68]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   91.897073][   T68]  netif_close_many (net/core/dev.c:1804)
[   91.897249][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   91.897425][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.897598][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.897771][   T68]  ? __dev_close_many (net/core/dev.c:1781)
[   91.897944][   T68]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   91.898164][   T68]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   91.898344][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   91.898552][   T68]  ? 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)
[   91.898748][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   91.898949][   T68]  ? 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)
[   91.899135][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   91.899305][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   91.899523][   T68]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   91.899697][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   91.899872][   T68]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   91.900056][   T68]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   91.900230][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   91.900411][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   91.900583][   T68]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   91.900776][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   91.900952][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   91.901137][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.901314][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   91.901512][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   91.901685][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   91.901877][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   91.902075][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.902254][   T68]  process_one_work (kernel/workqueue.c:3314)
[   91.902439][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   91.902626][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.902804][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   91.902978][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   91.903173][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   91.903355][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   91.903533][   T68]  kthread (kernel/kthread.c:436)
[   91.903674][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   91.903878][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   91.904065][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   91.904248][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   91.904458][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   91.904633][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   91.904810][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   91.908851][   T68] ------------[ cut here ]------------
| [   91.909053][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/68
| [   91.909357][   T68] 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
| [   91.910094][   T68] Tainted: [W]=WARN
[   91.910265][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   91.910476][   T68] Workqueue: netns cleanup_net
[   91.910655][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   91.910893][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   91.911938][   T68] RSP: 0018:ffa0000000497748 EFLAGS: 00010286
[   91.912221][   T68] RAX: 00000000ffffffa6 RBX: ff11000017dbc3c0 RCX: 1ff4000000092eaf
[   91.912510][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000017dbc478
[   91.912788][   T68] RBP: ff110000053bc000 R08: 1fe2200002fb7890 R09: ff11000008d02ed0
[   91.913098][   T68] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   91.913397][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007db1000
[   91.913685][   T68] FS:  0000000000000000(0000) GS:ff1100009b443000(0000) knlGS:0000000000000000
[   91.913999][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   91.914267][   T68] CR2: 00007f52fff7e84c CR3: 0000000011d5d006 CR4: 0000000000771ef0
[   91.914560][   T68] PKRU: 55555554
[   91.914746][   T68] Call Trace:
[   91.914935][   T68]  <TASK>
[   91.915108][   T68]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   91.915343][   T68]  ? notifier_call_chain (kernel/notifier.c:85)
[   91.915570][   T68]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   91.915765][   T68]  netif_close_many (net/core/dev.c:1804)
[   91.915986][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   91.916222][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.916452][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.916674][   T68]  ? __dev_close_many (net/core/dev.c:1781)
[   91.916895][   T68]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   91.917168][   T68]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   91.917399][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   91.917662][   T68]  ? 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)
[   91.917884][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   91.918147][   T68]  ? 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)
[   91.918375][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   91.918597][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   91.919111][   T68]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   91.919501][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   91.919856][   T68]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   91.920024][   T68]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   91.920214][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   91.920397][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   91.920570][   T68]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   91.920747][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   91.920921][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   91.921124][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.921301][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   91.921531][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   91.921703][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   91.921880][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   91.922097][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.922272][   T68]  process_one_work (kernel/workqueue.c:3314)
[   91.922461][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   91.922635][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.922816][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   91.922989][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   91.923176][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   91.923357][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   91.923531][   T68]  kthread (kernel/kthread.c:436)
[   91.923673][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   91.923914][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   91.924102][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   91.924279][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   91.924509][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   91.924684][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   91.924858][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   91.928697][   T68] ------------[ cut here ]------------
| [   91.928875][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/68
| [   91.929180][   T68] 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
| [   91.929968][   T68] Tainted: [W]=WARN
[   91.930121][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   91.930332][   T68] Workqueue: netns cleanup_net
[   91.930510][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   91.930721][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   91.931229][   T68] RSP: 0018:ffa0000000497748 EFLAGS: 00010286
[   91.931446][   T68] RAX: 00000000ffffffa6 RBX: ff110000197d1a80 RCX: 1ff4000000092eaf
[   91.931678][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff110000197d1b38
[   91.931913][   T68] RBP: ff11000007db1000 R08: 1fe22000032fa368 R09: ff11000008d02ed0
[   91.932159][   T68] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   91.932412][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004977e0
[   91.932650][   T68] FS:  0000000000000000(0000) GS:ff1100009b443000(0000) knlGS:0000000000000000
[   91.932916][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   91.933135][   T68] CR2: 00007f52fff7e84c CR3: 0000000011d5d006 CR4: 0000000000771ef0
[   91.933380][   T68] PKRU: 55555554
[   91.933520][   T68] Call Trace:
[   91.933667][   T68]  <TASK>
[   91.933781][   T68]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   91.933957][   T68]  ? notifier_call_chain (kernel/notifier.c:85)
[   91.934146][   T68]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   91.934294][   T68]  netif_close_many (net/core/dev.c:1804)
[   91.934476][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   91.934652][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.934829][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.935006][   T68]  ? __dev_close_many (net/core/dev.c:1781)
[   91.935199][   T68]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   91.935412][   T68]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   91.935591][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   91.935835][   T68]  ? 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)
[   91.936011][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   91.936233][   T68]  ? 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)
[   91.936420][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   91.936594][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   91.936800][   T68]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   91.936978][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   91.937167][   T68]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   91.937350][   T68]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   91.937528][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   91.937703][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   91.937877][   T68]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   91.938067][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   91.938244][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   91.938424][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.938602][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   91.938778][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   91.938951][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   91.939154][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   91.939337][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.939513][   T68]  process_one_work (kernel/workqueue.c:3314)
[   91.939694][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   91.939869][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.940064][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   91.940240][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   91.940425][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   91.940602][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   91.940780][   T68]  kthread (kernel/kthread.c:436)
[   91.940924][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   91.941147][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   91.941333][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   91.941522][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   91.941729][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   91.941905][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   91.942103][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   91.947803][   T68] ------------[ cut here ]------------
| [   91.947967][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/68
| [   91.949031][   T68] 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
| [   91.949895][   T68] Tainted: [W]=WARN
[   91.950092][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   91.950347][   T68] Workqueue: netns cleanup_net
[   91.950570][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   91.950823][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   91.951368][   T68] RSP: 0018:ffa0000000497878 EFLAGS: 00010286
[   91.951621][   T68] RAX: 00000000ffffffa6 RBX: ff1100000d58f1c0 RCX: 1ff4000000092ed5
[   91.951894][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d58f278
[   91.952179][   T68] RBP: ff11000007549000 R08: 1fe2200001ab1e50 R09: ff11000008d02ed0
[   91.952457][   T68] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   91.952729][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   91.953003][   T68] FS:  0000000000000000(0000) GS:ff1100009b443000(0000) knlGS:0000000000000000
[   91.953328][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   91.953573][   T68] CR2: 00007f52fff7e84c CR3: 0000000011d5d006 CR4: 0000000000771ef0
[   91.953846][   T68] PKRU: 55555554
[   91.954025][   T68] Call Trace:
[   91.954219][   T68]  <TASK>
[   91.954377][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   91.954633][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   91.954874][   T68]  ? 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)
[   91.955101][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   91.955323][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   91.955569][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   91.955783][   T68]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   91.955995][   T68]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   91.956225][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   91.956448][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   91.956667][   T68]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   91.956884][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   91.957136][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   91.957306][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.957487][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   91.957659][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   91.957826][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   91.957998][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   91.958180][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.958358][   T68]  process_one_work (kernel/workqueue.c:3314)
[   91.958531][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   91.958701][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.958876][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   91.959061][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   91.959229][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   91.959407][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   91.959576][   T68]  kthread (kernel/kthread.c:436)
[   91.959715][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   91.959916][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   91.960115][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   91.960288][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   91.960493][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   91.960661][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   91.960855][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   91.963810][   T68] ------------[ cut here ]------------
| [   91.963977][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/68
| [   91.964379][   T68] 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
| [   91.965111][   T68] Tainted: [W]=WARN
[   91.965249][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   91.965478][   T68] Workqueue: netns cleanup_net
[   91.965656][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   91.965862][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   91.966358][   T68] RSP: 0018:ffa0000000497878 EFLAGS: 00010286
[   91.966559][   T68] RAX: 00000000ffffffa6 RBX: ff1100000d58fe00 RCX: 1ff4000000092ed5
[   91.966787][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d58feb8
[   91.967051][   T68] RBP: ff110000053bc000 R08: 1fe2200001ab1fd8 R09: ff11000008d02ed0
[   91.967277][   T68] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   91.967509][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   91.967740][   T68] FS:  0000000000000000(0000) GS:ff1100009b443000(0000) knlGS:0000000000000000
[   91.967998][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   91.968209][   T68] CR2: 00007f52fff7e84c CR3: 0000000011d5d006 CR4: 0000000000771ef0
[   91.968446][   T68] PKRU: 55555554
[   91.968582][   T68] Call Trace:
[   91.968724][   T68]  <TASK>
[   91.968835][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   91.969053][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   91.969250][   T68]  ? 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)
[   91.969424][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   91.969593][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   91.969796][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   91.969970][   T68]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   91.970147][   T68]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   91.970325][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   91.970494][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   91.970662][   T68]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   91.970833][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   91.971003][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   91.971203][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.971384][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   91.971558][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   91.971754][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   91.971924][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   91.972109][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.972285][   T68]  process_one_work (kernel/workqueue.c:3314)
[   91.972473][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   91.972644][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.972821][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   91.972992][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   91.973175][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   91.973353][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   91.973523][   T68]  kthread (kernel/kthread.c:436)
[   91.973662][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   91.973877][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   91.974059][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   91.974242][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   91.974448][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   91.974616][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   91.974785][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   91.977943][   T68] ------------[ cut here ]------------
| [   91.978769][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/68
| [   91.979146][   T68] 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
| [   91.979953][   T68] Tainted: [W]=WARN
[   91.980150][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   91.980399][   T68] Workqueue: netns cleanup_net
[   91.980621][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   91.980884][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   91.981450][   T68] RSP: 0018:ffa0000000497878 EFLAGS: 00010286
[   91.981703][   T68] RAX: 00000000ffffffa6 RBX: ff11000017fd7000 RCX: 1ff4000000092ed5
[   91.981974][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000017fd70b8
[   91.982257][   T68] RBP: ff11000007db1000 R08: 1fe2200002ffae18 R09: ff11000008d02ed0
[   91.982560][   T68] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   91.982871][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   91.983188][   T68] FS:  0000000000000000(0000) GS:ff1100009b443000(0000) knlGS:0000000000000000
[   91.983509][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   91.983753][   T68] CR2: 00007f52fff7e84c CR3: 0000000011d5d006 CR4: 0000000000771ef0
[   91.984033][   T68] PKRU: 55555554
[   91.984267][   T68] Call Trace:
[   91.984458][   T68]  <TASK>
[   91.984612][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   91.984862][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   91.985118][   T68]  ? 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)
[   91.985340][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   91.985556][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   91.985820][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   91.986053][   T68]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   91.986266][   T68]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   91.986490][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   91.986705][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   91.986919][   T68]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   91.987223][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   91.987487][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   91.987770][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   91.988033][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   91.988394][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   91.988566][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   91.988746][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   91.988926][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   91.989119][   T68]  process_one_work (kernel/workqueue.c:3314)
[   91.989304][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   91.989490][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   91.989675][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   91.989855][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   91.990031][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   91.990225][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   91.990413][   T68]  kthread (kernel/kthread.c:436)
[   91.990558][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   91.990767][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   91.990945][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   91.991139][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   91.991355][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   91.991533][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   91.991715][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   92.035506][   T68] ------------[ cut here ]------------
| [   92.035702][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/68
| [   92.036003][   T68] 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
| [   92.036767][   T68] Tainted: [W]=WARN
[   92.036908][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   92.037127][   T68] Workqueue: netns cleanup_net
[   92.037338][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   92.037565][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   92.038071][   T68] RSP: 0018:ffa0000000497748 EFLAGS: 00010286
[   92.038277][   T68] RAX: 00000000ffffffa6 RBX: ff11000017fd78c0 RCX: 1ff4000000092eaf
[   92.038522][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000017fd7978
[   92.038754][   T68] RBP: ff11000008a21000 R08: 1fe2200002ffaf30 R09: ff11000008d02ed0
[   92.038988][   T68] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   92.039236][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000cf49000
[   92.039482][   T68] FS:  0000000000000000(0000) GS:ff1100009b443000(0000) knlGS:0000000000000000
[   92.039749][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   92.039952][   T68] CR2: 00007f52fff7e84c CR3: 0000000011d5d006 CR4: 0000000000771ef0
[   92.040199][   T68] PKRU: 55555554
[   92.040345][   T68] Call Trace:
[   92.040491][   T68]  <TASK>
[   92.040602][   T68]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   92.040777][   T68]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   92.040921][   T68]  netif_close_many (net/core/dev.c:1804)
[   92.041109][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   92.041280][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.041457][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.041630][   T68]  ? __dev_close_many (net/core/dev.c:1781)
[   92.041807][   T68]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   92.042010][   T68]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   92.042197][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   92.042410][   T68]  ? 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)
[   92.042584][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   92.042786][   T68]  ? 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)
[   92.042958][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   92.043147][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   92.043361][   T68]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   92.043537][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   92.043711][   T68]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   92.043882][   T68]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   92.044068][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   92.044241][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   92.044426][   T68]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   92.044602][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   92.044781][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   92.044952][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.045142][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   92.045314][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   92.045495][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   92.045673][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   92.045846][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.046020][   T68]  process_one_work (kernel/workqueue.c:3314)
[   92.046211][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   92.046390][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.046568][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   92.046743][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   92.046919][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   92.047113][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   92.047286][   T68]  kthread (kernel/kthread.c:436)
[   92.047434][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   92.047638][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   92.047813][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   92.047988][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   92.048220][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   92.048402][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   92.048575][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   92.051870][   T68] ------------[ cut here ]------------
| [   92.052060][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/68
| [   92.052357][   T68] 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
| [   92.053101][   T68] Tainted: [W]=WARN
[   92.053241][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   92.053449][   T68] Workqueue: netns cleanup_net
[   92.053625][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   92.053837][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   92.054360][   T68] RSP: 0018:ffa0000000497748 EFLAGS: 00010286
[   92.054567][   T68] RAX: 00000000ffffffa6 RBX: ff1100000be07c40 RCX: 1ff4000000092eaf
[   92.054802][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000be07cf8
[   92.055123][   T68] RBP: ff1100000cf49000 R08: 1fe22000017c0fa0 R09: ff11000008d02ed0
[   92.055366][   T68] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   92.055600][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a1ec000
[   92.055831][   T68] FS:  0000000000000000(0000) GS:ff1100009b443000(0000) knlGS:0000000000000000
[   92.056113][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   92.056315][   T68] CR2: 00007f52fff7e84c CR3: 0000000011d5d006 CR4: 0000000000771ef0
[   92.056554][   T68] PKRU: 55555554
[   92.056693][   T68] Call Trace:
[   92.056833][   T68]  <TASK>
[   92.056944][   T68]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   92.057133][   T68]  ? notifier_call_chain (kernel/notifier.c:85)
[   92.057306][   T68]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   92.057458][   T68]  netif_close_many (net/core/dev.c:1804)
[   92.057630][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   92.057803][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.057976][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.058165][   T68]  ? __dev_close_many (net/core/dev.c:1781)
[   92.058346][   T68]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   92.058557][   T68]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   92.058734][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   92.058939][   T68]  ? 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)
[   92.059121][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   92.059329][   T68]  ? 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)
[   92.059502][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   92.059675][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   92.059883][   T68]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   92.060071][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   92.060244][   T68]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   92.060421][   T68]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   92.060595][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   92.060771][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   92.060943][   T68]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   92.061135][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   92.061310][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   92.061487][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.061663][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   92.061868][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   92.062051][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   92.062226][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   92.062411][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.062589][   T68]  process_one_work (kernel/workqueue.c:3314)
[   92.062795][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   92.063002][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.063192][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   92.063374][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   92.063547][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   92.063743][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   92.063921][   T68]  kthread (kernel/kthread.c:436)
[   92.064076][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   92.064278][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   92.064461][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   92.064639][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   92.064856][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   92.065049][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   92.065221][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   92.068336][   T68] ------------[ cut here ]------------
| [   92.068508][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/68
| [   92.068826][   T68] 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
| [   92.069600][   T68] Tainted: [W]=WARN
[   92.069742][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   92.069945][   T68] Workqueue: netns cleanup_net
[   92.070137][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   92.070352][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   92.070860][   T68] RSP: 0018:ffa0000000497748 EFLAGS: 00010286
[   92.071076][   T68] RAX: 00000000ffffffa6 RBX: ff1100000cf3e580 RCX: 1ff4000000092eaf
[   92.071305][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cf3e638
[   92.071542][   T68] RBP: ff1100000a1ec000 R08: 1fe22000019e7cc8 R09: ff11000008d02ed0
[   92.071773][   T68] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   92.072003][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004977e0
[   92.072275][   T68] FS:  0000000000000000(0000) GS:ff1100009b443000(0000) knlGS:0000000000000000
[   92.072546][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   92.072747][   T68] CR2: 00007f52fff7e84c CR3: 0000000011d5d006 CR4: 0000000000771ef0
[   92.072979][   T68] PKRU: 55555554
[   92.073131][   T68] Call Trace:
[   92.073302][   T68]  <TASK>
[   92.073419][   T68]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   92.073600][   T68]  ? notifier_call_chain (kernel/notifier.c:85)
[   92.073773][   T68]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   92.073919][   T68]  netif_close_many (net/core/dev.c:1804)
[   92.074107][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   92.074281][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.074460][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.074632][   T68]  ? __dev_close_many (net/core/dev.c:1781)
[   92.074810][   T68]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   92.075013][   T68]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   92.075214][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   92.075437][   T68]  ? 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)
[   92.075609][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   92.075837][   T68]  ? 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)
[   92.076011][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   92.076200][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   92.076412][   T68]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   92.076587][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   92.076759][   T68]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   92.076929][   T68]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   92.077118][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   92.077289][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   92.077471][   T68]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   92.077647][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   92.077821][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   92.077991][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.078179][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   92.078360][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   92.078530][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   92.078709][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   92.078885][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.079073][   T68]  process_one_work (kernel/workqueue.c:3314)
[   92.079249][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   92.079425][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.079633][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   92.079810][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   92.079985][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   92.080171][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   92.080350][   T68]  kthread (kernel/kthread.c:436)
[   92.080492][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   92.080704][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   92.080875][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   92.081062][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   92.081297][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   92.081477][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   92.081660][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   92.087637][   T68] ------------[ cut here ]------------
| [   92.087826][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/68
| [   92.088123][   T68] 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
| [   92.088851][   T68] Tainted: [W]=WARN
[   92.088988][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   92.089196][   T68] Workqueue: netns cleanup_net
[   92.089377][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   92.089580][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   92.090238][   T68] RSP: 0018:ffa0000000497878 EFLAGS: 00010286
[   92.090563][   T68] RAX: 00000000ffffffa6 RBX: ff1100000cf3fc40 RCX: 1ff4000000092ed5
[   92.090850][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000cf3fcf8
[   92.091140][   T68] RBP: ff11000008a21000 R08: 1fe22000019e7fa0 R09: ff11000008d02ed0
[   92.091429][   T68] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   92.091702][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   92.091978][   T68] FS:  0000000000000000(0000) GS:ff1100009b443000(0000) knlGS:0000000000000000
[   92.092295][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   92.092545][   T68] CR2: 00007f52fff7e84c CR3: 0000000011d5d006 CR4: 0000000000771ef0
[   92.092819][   T68] PKRU: 55555554
[   92.092998][   T68] Call Trace:
[   92.093193][   T68]  <TASK>
[   92.093353][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   92.093599][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   92.093844][   T68]  ? 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)
[   92.094072][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   92.094284][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   92.094535][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   92.094749][   T68]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   92.094960][   T68]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   92.095191][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   92.095413][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   92.095628][   T68]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   92.095844][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   92.096077][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   92.096291][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.096531][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   92.096746][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   92.096958][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   92.097193][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   92.097411][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.097628][   T68]  process_one_work (kernel/workqueue.c:3314)
[   92.097848][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   92.098077][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.098296][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   92.098518][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   92.098735][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   92.099219][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   92.099533][   T68]  kthread (kernel/kthread.c:436)
[   92.099891][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   92.100146][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   92.100485][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   92.100743][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   92.100991][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   92.101216][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   92.101437][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   92.104751][   T68] ------------[ cut here ]------------
| [   92.104885][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/68
| [   92.105133][   T68] 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
| [   92.105756][   T68] Tainted: [W]=WARN
[   92.105848][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   92.105998][   T68] Workqueue: netns cleanup_net
[   92.106132][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   92.106290][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   92.106731][   T68] RSP: 0018:ffa0000000497878 EFLAGS: 00010286
[   92.106882][   T68] RAX: 00000000ffffffa6 RBX: ff11000004b5c740 RCX: 1ff4000000092ed5
[   92.107073][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004b5c7f8
[   92.107259][   T68] RBP: ff1100000cf49000 R08: 1fe220000096b900 R09: ff11000008d02ed0
[   92.107442][   T68] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   92.107620][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   92.107801][   T68] FS:  0000000000000000(0000) GS:ff1100009b3c3000(0000) knlGS:0000000000000000
[   92.108013][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   92.108167][   T68] CR2: 00007fa9ae21b888 CR3: 0000000011d5d004 CR4: 0000000000771ef0
[   92.108353][   T68] PKRU: 55555554
[   92.108445][   T68] Call Trace:
[   92.108535][   T68]  <TASK>
[   92.108599][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   92.108750][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   92.108899][   T68]  ? 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)
[   92.109041][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   92.109166][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   92.109323][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   92.109445][   T68]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   92.109563][   T68]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   92.109684][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   92.109806][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   92.109927][   T68]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   92.110104][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   92.110228][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   92.110353][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.110476][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   92.110597][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   92.110717][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   92.110839][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   92.110959][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.111131][   T68]  process_one_work (kernel/workqueue.c:3314)
[   92.111255][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   92.111379][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.111509][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   92.111631][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   92.111753][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   92.111873][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   92.111993][   T68]  kthread (kernel/kthread.c:436)
[   92.112132][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   92.112333][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   92.112453][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   92.112576][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   92.112728][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   92.112849][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   92.112970][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   92.123475][   T68] ------------[ cut here ]------------
| [   92.123688][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/68
| [   92.123945][   T68] 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
| [   92.124581][   T68] Tainted: [W]=WARN
[   92.124674][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   92.124822][   T68] Workqueue: netns cleanup_net
[   92.124947][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   92.125158][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   92.125602][   T68] RSP: 0018:ffa0000000497878 EFLAGS: 00010286
[   92.125753][   T68] RAX: 00000000ffffffa6 RBX: ff11000004b5d8c0 RCX: 1ff4000000092ed5
[   92.125930][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff11000004b5d978
[   92.126109][   T68] RBP: ff1100000a1ec000 R08: 1fe220000096bb30 R09: ff11000008d02ed0
[   92.126288][   T68] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   92.126468][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   92.126646][   T68] FS:  0000000000000000(0000) GS:ff1100009b3c3000(0000) knlGS:0000000000000000
[   92.126858][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   92.127008][   T68] CR2: 00007fa9ae21b888 CR3: 0000000011d5d004 CR4: 0000000000771ef0
[   92.127196][   T68] PKRU: 55555554
[   92.127284][   T68] Call Trace:
[   92.127382][   T68]  <TASK>
[   92.127445][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   92.127597][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   92.127744][   T68]  ? 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)
[   92.127864][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   92.127985][   T68]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   92.128141][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   92.128260][   T68]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   92.128381][   T68]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   92.128500][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   92.128620][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   92.128738][   T68]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   92.128864][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   92.128988][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   92.129115][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.129236][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   92.129359][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   92.129477][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   92.129597][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   92.129715][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.129839][   T68]  process_one_work (kernel/workqueue.c:3314)
[   92.129962][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   92.130086][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.130209][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   92.130338][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   92.130460][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   92.130580][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   92.130701][   T68]  kthread (kernel/kthread.c:436)
[   92.130791][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   92.130958][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   92.131083][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   92.131204][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   92.131358][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   92.131476][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   92.131597][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   92.175957][   T68] ------------[ cut here ]------------
| [   92.176133][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 1/68
| [   92.176444][   T68] 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
| [   92.177110][   T68] Tainted: [W]=WARN
[   92.177207][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   92.177367][   T68] Workqueue: netns cleanup_net
[   92.177498][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   92.177660][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   92.178110][   T68] RSP: 0018:ffa0000000497748 EFLAGS: 00010286
[   92.178265][   T68] RAX: 00000000ffffffa6 RBX: ff1100000d4f2200 RCX: 1ff4000000092eaf
[   92.178458][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d4f22b8
[   92.178641][   T68] RBP: ff11000008a31000 R08: 1fe2200001a9e458 R09: ff11000008d02ed0
[   92.178826][   T68] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   92.179008][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000004977e0
[   92.179254][   T68] FS:  0000000000000000(0000) GS:ff1100009b3c3000(0000) knlGS:0000000000000000
[   92.179473][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   92.179634][   T68] CR2: 00007fa9ae21b888 CR3: 0000000011d5d004 CR4: 0000000000771ef0
[   92.179822][   T68] PKRU: 55555554
[   92.179920][   T68] Call Trace:
[   92.180013][   T68]  <TASK>
[   92.180083][   T68]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   92.180210][   T68]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   92.180305][   T68]  netif_close_many (net/core/dev.c:1804)
[   92.180434][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   92.180557][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.180684][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.180809][   T68]  ? __dev_close_many (net/core/dev.c:1781)
[   92.180933][   T68]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   92.181096][   T68]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   92.181221][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   92.181381][   T68]  ? 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)
[   92.181505][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   92.181626][   T68]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   92.181753][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   92.181907][   T68]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   92.182033][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   92.182163][   T68]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   92.182285][   T68]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   92.182416][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   92.182540][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   92.182663][   T68]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   92.182789][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   92.182920][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   92.183049][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.183176][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   92.183299][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   92.183425][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   92.183552][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   92.183675][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.183799][   T68]  process_one_work (kernel/workqueue.c:3314)
[   92.183925][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   92.184050][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.184177][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   92.184299][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   92.184430][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   92.184555][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   92.184677][   T68]  kthread (kernel/kthread.c:436)
[   92.184770][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   92.184923][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   92.185051][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   92.185176][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   92.185337][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   92.185461][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   92.185584][   T68]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   92.188266][   T68] ------------[ cut here ]------------
| [   92.188445][   T68] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 1/68
| [   92.188728][   T68] 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
| [   92.189450][   T68] Tainted: [W]=WARN
[   92.189588][   T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   92.189793][   T68] Workqueue: netns cleanup_net
[   92.189965][   T68] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   92.190185][   T68] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 38 e5 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 38 e5 f0 ff       	call   0xfffffffffff0e574
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 38 e5 f0 ff       	call   0xfffffffffff0e54a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   92.190666][   T68] RSP: 0018:ffa0000000497878 EFLAGS: 00010286
[   92.190864][   T68] RAX: 00000000ffffffa6 RBX: ff1100000d4f3700 RCX: 1ff4000000092ed5
[   92.191116][   T68] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ff1100000d4f37b8
[   92.191351][   T68] RBP: ff11000008a31000 R08: 1fe2200001a9e6f8 R09: ff11000008d02ed0
[   92.191576][   T68] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   92.191812][   T68] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   92.192054][   T68] FS:  0000000000000000(0000) GS:ff1100009b443000(0000) knlGS:0000000000000000
[   92.192314][   T68] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   92.192518][   T68] CR2: 00005574d9134d5c CR3: 000000001b136004 CR4: 0000000000771ef0
[   92.192743][   T68] PKRU: 55555554
[   92.192878][   T68] Call Trace:
[   92.193015][   T68]  <TASK>
[   92.193137][   T68]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   92.193352][   T68]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   92.193551][   T68]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   92.193722][   T68]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   92.193891][   T68]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   92.194071][   T68]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   92.194270][   T68]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   92.194453][   T68]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   92.194623][   T68]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   92.194793][   T68]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   92.194963][   T68]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   92.195141][   T68]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   92.195312][   T68]  cleanup_net (net/core/net_namespace.c:702)
[   92.195522][   T68]  ? net_passive_dec (./include/linux/llist.h:241)
[   92.195686][   T68]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   92.195860][   T68]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   92.196027][   T68]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   92.196209][   T68]  process_one_work (kernel/workqueue.c:3314)
[   92.196388][   T68]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   92.196554][   T68]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   92.196754][   T68]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   92.196923][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   92.197106][   T68]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   92.197274][   T68]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   92.197448][   T68]  kthread (kernel/kthread.c:436)
[   92.197586][   T68]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   92.197781][   T68]  ? kthread_affine_node (kernel/kthread.c:378)
[   92.197949][   T68]  ret_from_fork (arch/x86/kernel/process.c:158)
[   92.198133][   T68]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   92.198338][   T68]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   92.198506][   T68]  ? kthread_affine_node (kernel/kthread.c:378)


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