======================================
| xx__-> [    9.225894][  T173] ------------[ cut here ]------------
| [    9.226100][  T173] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/173
| [    9.226382][  T173] Modules linked in:
| [    9.226785][  T173] Tainted: [W]=WARN
[    9.226885][  T173] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.227054][  T173] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.227229][  T173] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.227713][  T173] RSP: 0018:ffa0000000817ab0 EFLAGS: 00010286
[    9.227928][  T173] RAX: 00000000ffffffa6 RBX: ff1100000b81c900 RCX: 1ff4000000102f1c
[    9.228129][  T173] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b81c9bc
[    9.228330][  T173] RBP: ff1100000a189000 R08: 1fe2200001703939 R09: ff1100000a1a2ed0
[    9.228533][  T173] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[    9.228728][  T173] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a189000
[    9.228928][  T173] FS:  00007f2171533840(0000) GS:ff110000a85ac000(0000) knlGS:0000000000000000
[    9.229163][  T173] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.229336][  T173] CR2: 0000000000479648 CR3: 000000000d524004 CR4: 0000000000771ef0
[    9.229537][  T173] PKRU: 55555554
[    9.229637][  T173] Call Trace:
[    9.229736][  T173]  <TASK>
[    9.229804][  T173]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.229940][  T173]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.230075][  T173]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.230177][  T173]  register_netdevice (net/core/dev.c:11488)
[    9.230318][  T173]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.230490][  T173]  register_netdev (net/core/dev.c:11552)
[    9.230623][  T173]  loopback_net_init (drivers/net/loopback.c:218)
[    9.230757][  T173]  ops_init (net/core/net_namespace.c:137)
[    9.230860][  T173]  setup_net (net/core/net_namespace.c:446)
[    9.230960][  T173]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.231093][  T173]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.231231][  T173]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.231372][  T173]  copy_net_ns (net/core/net_namespace.c:579)
[    9.231509][  T173]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.231646][  T173]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.231780][  T173]  ksys_unshare (kernel/fork.c:3243)
[    9.231912][  T173]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.232043][  T173]  ? __ia32_sys_open (fs/open.c:1374)
[    9.232179][  T173]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.232319][  T173]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.232455][  T173]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.232591][  T173]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.232724][  T173]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.232856][  T173]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.233020][  T173] RIP: 0033:0x7f21717f5bcb
[    9.233161][  T173] 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
[    9.233646][  T173] RSP: 002b:00007ffe48b0d7b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.233844][  T173] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f21717f5bcb
[    9.234042][  T173] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.234240][  T173] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[    9.234443][  T173] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffe48b0f9e0
[    9.234643][  T173] R13: 0000000000000001 R14: 00007f21715336f8 R15: 00007ffe48b11836
| [    9.277560][  T174] ------------[ cut here ]------------
| [    9.277733][  T174] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/174
| [    9.277969][  T174] Modules linked in:
| [    9.278357][  T174] Tainted: [W]=WARN
[    9.278457][  T174] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.278629][  T174] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.278801][  T174] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.279275][  T174] RSP: 0018:ffa0000000827030 EFLAGS: 00010286
[    9.279476][  T174] RAX: 00000000ffffffa6 RBX: ff1100000b81d000 RCX: 1ff4000000104dcc
[    9.279773][  T174] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b81d0bc
[    9.280068][  T174] RBP: ff1100000a189000 R08: 1fe2200001703a19 R09: ff1100000c9b8b68
[    9.280283][  T174] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[    9.280490][  T174] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a189ce1
[    9.280749][  T174] FS:  00007f9610d8a840(0000) GS:ff110000a872c000(0000) knlGS:0000000000000000
[    9.281053][  T174] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.281268][  T174] CR2: 000000003148b988 CR3: 000000000d59e003 CR4: 0000000000771ef0
[    9.281539][  T174] PKRU: 55555554
[    9.281667][  T174] Call Trace:
[    9.281795][  T174]  <TASK>
[    9.281884][  T174]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.282059][  T174]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.282192][  T174]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.282369][  T174]  __dev_notify_flags (net/core/dev.c:9787)
[    9.282545][  T174]  ? netif_change_name (net/core/dev.c:1495)
[    9.282716][  T174]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.282891][  T174]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.283040][  T174]  ? 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))
[    9.283173][  T174]  netif_change_flags (net/core/dev.c:9820)
[    9.283311][  T174]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.283441][  T174]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.283576][  T174]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.283739][  T174]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.283868][  T174]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.283997][  T174]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.284146][  T174]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.284343][  T174]  ? __kernel_text_address (kernel/extable.c:79)
[    9.284506][  T174]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.284637][  T174]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.284766][  T174]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.284894][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.285023][  T174]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.285152][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.285369][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.285503][  T174]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.285634][  T174]  ? __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)
[    9.285764][  T174]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.285893][  T174]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.286023][  T174]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.286154][  T174]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.286340][  T174]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.286478][  T174]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.286607][  T174]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.286737][  T174]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.286866][  T174]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.286994][  T174]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.287126][  T174]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.287256][  T174]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.287444][  T174]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.287579][  T174]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.287709][  T174]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.287839][  T174]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.287969][  T174]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.288097][  T174]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.288228][  T174]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.288435][  T174]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.288571][  T174]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.288702][  T174]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.288833][  T174]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.288964][  T174]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.289097][  T174]  ? 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))
[    9.289227][  T174]  ? 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))
[    9.289435][  T174]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.289580][  T174]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.289709][  T174]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.289839][  T174]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[    9.289969][  T174]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.290100][  T174]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.290228][  T174]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.290457][  T174]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.290592][  T174]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.290727][  T174]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.290857][  T174]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.290987][  T174]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.291147][  T174]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[    9.291341][  T174]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.291477][  T174]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.291609][  T174]  ___sys_sendmsg (net/socket.c:2752)
[    9.291740][  T174]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.291902][  T174]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.292044][  T174]  __sys_sendmsg (net/socket.c:2784)
[    9.292174][  T174]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.292337][  T174]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.292507][  T174]  ? 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)
[    9.292636][  T174]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.292770][  T174]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.292901][  T174]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.293032][  T174]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.293164][  T174]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.293332][  T174] RIP: 0033:0x7f9610fc408e
[    9.293476][  T174] 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
[    9.293946][  T174] RSP: 002b:00007ffc458eb930 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.294145][  T174] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9610fc408e
[    9.294346][  T174] RDX: 0000000000000000 RSI: 00007ffc458eb9e0 RDI: 0000000000000005
[    9.294545][  T174] RBP: 00007ffc458eb940 R08: 0000000000000000 R09: 0000000000000000
[    9.294743][  T174] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e464
[    9.294937][  T174] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc458ec0b0
| [    9.428078][  T178] ------------[ cut here ]------------
| [    9.428327][  T178] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/178
| [    9.428655][  T178] Modules linked in:
| [    9.429136][  T178] Tainted: [W]=WARN
[    9.429300][  T178] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.429526][  T178] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.429751][  T178] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.430289][  T178] RSP: 0018:ffa0000000847ab0 EFLAGS: 00010286
[    9.430513][  T178] RAX: 00000000ffffffa6 RBX: ff1100000b881380 RCX: 1ff4000000108f1c
[    9.430761][  T178] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b88143c
[    9.431008][  T178] RBP: ff11000005321000 R08: 1fe2200001710289 R09: ff1100000c470b90
[    9.431259][  T178] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.431528][  T178] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005321000
[    9.431782][  T178] FS:  00007f882bead840(0000) GS:ff110000a86ac000(0000) knlGS:0000000000000000
[    9.432071][  T178] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.432303][  T178] CR2: 00007f882c0aec20 CR3: 000000000c0df006 CR4: 0000000000771ef0
[    9.432559][  T178] PKRU: 55555554
[    9.432707][  T178] Call Trace:
[    9.432855][  T178]  <TASK>
[    9.432973][  T178]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.433156][  T178]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.433358][  T178]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.433515][  T178]  register_netdevice (net/core/dev.c:11488)
[    9.433702][  T178]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.433924][  T178]  register_netdev (net/core/dev.c:11552)
[    9.434109][  T178]  loopback_net_init (drivers/net/loopback.c:218)
[    9.434308][  T178]  ops_init (net/core/net_namespace.c:137)
[    9.434459][  T178]  setup_net (net/core/net_namespace.c:446)
[    9.434618][  T178]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.434799][  T178]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.434982][  T178]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.435166][  T178]  copy_net_ns (net/core/net_namespace.c:579)
[    9.435360][  T178]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.435550][  T178]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.435733][  T178]  ksys_unshare (kernel/fork.c:3243)
[    9.435918][  T178]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.436103][  T178]  ? __ia32_sys_open (fs/open.c:1374)
[    9.436300][  T178]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.436488][  T178]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.436686][  T178]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.436869][  T178]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.437050][  T178]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.437235][  T178]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.437461][  T178] RIP: 0033:0x7f882c16fbcb
[    9.437659][  T178] 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
[    9.438172][  T178] RSP: 002b:00007ffc37ea2458 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.438431][  T178] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f882c16fbcb
[    9.438684][  T178] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.438927][  T178] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.439172][  T178] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc37ea4680
[    9.439428][  T178] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffc37ea6836
| [    9.471676][  T179] ------------[ cut here ]------------
| [    9.471851][  T179] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/179
| [    9.472133][  T179] Modules linked in:
| [    9.473220][  T179] Tainted: [W]=WARN
[    9.473432][  T179] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.473610][  T179] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.473797][  T179] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.474267][  T179] RSP: 0018:ffa0000000847030 EFLAGS: 00010286
[    9.474570][  T179] RAX: 00000000ffffffa6 RBX: ff1100000b880740 RCX: 1ff4000000108dcc
[    9.474775][  T179] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b8807fc
[    9.474967][  T179] RBP: ff11000005321000 R08: 1fe2200001710101 R09: ff1100000252d1e8
[    9.475187][  T179] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[    9.475398][  T179] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005321ce1
[    9.475630][  T179] FS:  00007fd10912d840(0000) GS:ff110000a872c000(0000) knlGS:0000000000000000
[    9.475899][  T179] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.476064][  T179] CR2: 0000000033472988 CR3: 000000000c84f001 CR4: 0000000000771ef0
[    9.476258][  T179] PKRU: 55555554
[    9.476361][  T179] Call Trace:
[    9.476459][  T179]  <TASK>
[    9.476532][  T179]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.476664][  T179]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.476763][  T179]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.476894][  T179]  __dev_notify_flags (net/core/dev.c:9787)
[    9.477026][  T179]  ? netif_change_name (net/core/dev.c:1495)
[    9.477155][  T179]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.477308][  T179]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.477440][  T179]  ? 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))
[    9.477597][  T179]  netif_change_flags (net/core/dev.c:9820)
[    9.477728][  T179]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.477861][  T179]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.477991][  T179]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.478153][  T179]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.478287][  T179]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.478416][  T179]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.478551][  T179]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.478682][  T179]  ? __kernel_text_address (kernel/extable.c:79)
[    9.478810][  T179]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.478940][  T179]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.479068][  T179]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.479198][  T179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.479332][  T179]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.479460][  T179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.479594][  T179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.479723][  T179]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.479852][  T179]  ? __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)
[    9.479993][  T179]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.480122][  T179]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.480254][  T179]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.480396][  T179]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.480538][  T179]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.480669][  T179]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.480796][  T179]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.480926][  T179]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.481060][  T179]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.481188][  T179]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.481351][  T179]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.481504][  T179]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.481635][  T179]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.481764][  T179]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.481900][  T179]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.482031][  T179]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.482180][  T179]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.482341][  T179]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.482476][  T179]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.482607][  T179]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.482734][  T179]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.482863][  T179]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.482995][  T179]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.483123][  T179]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.483257][  T179]  ? 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))
[    9.483398][  T179]  ? 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))
[    9.483538][  T179]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.483689][  T179]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.483823][  T179]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.483952][  T179]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[    9.484082][  T179]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.484212][  T179]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.484369][  T179]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.484511][  T179]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.484647][  T179]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.484784][  T179]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.484918][  T179]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.485052][  T179]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.485219][  T179]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[    9.485360][  T179]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.485499][  T179]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.485630][  T179]  ___sys_sendmsg (net/socket.c:2752)
[    9.485776][  T179]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.486011][  T179]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.486174][  T179]  __sys_sendmsg (net/socket.c:2784)
[    9.486316][  T179]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.486454][  T179]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.486632][  T179]  ? 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)
[    9.486765][  T179]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.486899][  T179]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.487086][  T179]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.487290][  T179]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.487499][  T179]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.487746][  T179] RIP: 0033:0x7fd10936708e
[    9.487964][  T179] 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
[    9.488523][  T179] RSP: 002b:00007ffd0bb4f700 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.488720][  T179] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd10936708e
[    9.488916][  T179] RDX: 0000000000000000 RSI: 00007ffd0bb4f7b0 RDI: 0000000000000005
[    9.489128][  T179] RBP: 00007ffd0bb4f710 R08: 0000000000000000 R09: 0000000000000000
[    9.489326][  T179] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e464
[    9.489589][  T179] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffd0bb4fe80
| [    9.611793][  T183] ------------[ cut here ]------------
| [    9.611970][  T183] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/183
| [    9.612212][  T183] Modules linked in:
| [    9.612651][  T183] Tainted: [W]=WARN
[    9.612755][  T183] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.612925][  T183] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.613102][  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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.613595][  T183] RSP: 0018:ffa0000000877ab0 EFLAGS: 00010286
[    9.613766][  T183] RAX: 00000000ffffffa6 RBX: ff1100000b8a03c0 RCX: 1ff400000010ef1c
[    9.613967][  T183] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b8a047c
[    9.614166][  T183] RBP: ff1100000a02c000 R08: 1fe2200001714091 R09: ff1100000c452ed0
[    9.614373][  T183] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[    9.614578][  T183] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a02c000
[    9.614782][  T183] FS:  00007f58a97c1840(0000) GS:ff110000a872c000(0000) knlGS:0000000000000000
[    9.615018][  T183] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.615187][  T183] CR2: 00007f58a99c8430 CR3: 000000000c986003 CR4: 0000000000771ef0
[    9.615396][  T183] PKRU: 55555554
[    9.615501][  T183] Call Trace:
[    9.615603][  T183]  <TASK>
[    9.615673][  T183]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.615809][  T183]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.615946][  T183]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.616050][  T183]  register_netdevice (net/core/dev.c:11488)
[    9.616186][  T183]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.616361][  T183]  register_netdev (net/core/dev.c:11552)
[    9.616499][  T183]  loopback_net_init (drivers/net/loopback.c:218)
[    9.616636][  T183]  ops_init (net/core/net_namespace.c:137)
[    9.616741][  T183]  setup_net (net/core/net_namespace.c:446)
[    9.616842][  T183]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.616975][  T183]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.617109][  T183]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.617247][  T183]  copy_net_ns (net/core/net_namespace.c:579)
[    9.617386][  T183]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.617527][  T183]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.617662][  T183]  ksys_unshare (kernel/fork.c:3243)
[    9.617799][  T183]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.617934][  T183]  ? __ia32_sys_open (fs/open.c:1374)
[    9.618073][  T183]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.618209][  T183]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.618351][  T183]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.618493][  T183]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.618628][  T183]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.618765][  T183]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.618932][  T183] RIP: 0033:0x7f58a9a83bcb
[    9.619073][  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
[    9.619563][  T183] RSP: 002b:00007ffff38b62d8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
[    9.619767][  T183] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f58a9a83bcb
[    9.619967][  T183] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.620170][  T183] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.620375][  T183] R10: 0000000000000000 R11: 0000000000000206 R12: 00007ffff38b8500
[    9.620577][  T183] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffff38b8836
| [    9.660462][  T184] ------------[ cut here ]------------
| [    9.660667][  T184] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/184
| [    9.660950][  T184] Modules linked in:
| [    9.661583][  T184] Tainted: [W]=WARN
[    9.661730][  T184] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.661947][  T184] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.662171][  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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.662713][  T184] RSP: 0018:ffa0000000887030 EFLAGS: 00010286
[    9.662930][  T184] RAX: 00000000ffffffa6 RBX: ff1100000b8a0c80 RCX: 1ff4000000110dcc
[    9.663177][  T184] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b8a0d3c
[    9.663436][  T184] RBP: ff1100000a02c000 R08: 1fe22000017141a9 R09: ff1100000c4551e8
[    9.663729][  T184] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[    9.663978][  T184] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a02cce1
[    9.664228][  T184] FS:  00007f1704b1a840(0000) GS:ff110000a86ac000(0000) knlGS:0000000000000000
[    9.664550][  T184] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.664771][  T184] CR2: 000000001be5e988 CR3: 000000000a334005 CR4: 0000000000771ef0
[    9.665021][  T184] PKRU: 55555554
[    9.665166][  T184] Call Trace:
[    9.665323][  T184]  <TASK>
[    9.665438][  T184]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.665632][  T184]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.665781][  T184]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.665959][  T184]  __dev_notify_flags (net/core/dev.c:9787)
[    9.666141][  T184]  ? netif_change_name (net/core/dev.c:1495)
[    9.666336][  T184]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.666525][  T184]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.666709][  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))
[    9.666895][  T184]  netif_change_flags (net/core/dev.c:9820)
[    9.667077][  T184]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.667259][  T184]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.667450][  T184]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.667670][  T184]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.667847][  T184]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.668024][  T184]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.668200][  T184]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.668387][  T184]  ? __kernel_text_address (kernel/extable.c:79)
[    9.668575][  T184]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.668759][  T184]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.668937][  T184]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.669114][  T184]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.669303][  T184]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.669486][  T184]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.669663][  T184]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.669841][  T184]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.670019][  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)
[    9.670197][  T184]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.670386][  T184]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.670575][  T184]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.670756][  T184]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.670937][  T184]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.671116][  T184]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.671304][  T184]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.671489][  T184]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.671669][  T184]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.671845][  T184]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.672025][  T184]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.672201][  T184]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.672390][  T184]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.672576][  T184]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.672754][  T184]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.672935][  T184]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.673115][  T184]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.673305][  T184]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.673488][  T184]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.673667][  T184]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.673843][  T184]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.674022][  T184]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.674199][  T184]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.674391][  T184]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.674579][  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))
[    9.674755][  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))
[    9.674934][  T184]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.675112][  T184]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.675302][  T184]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.675486][  T184]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[    9.675665][  T184]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.675847][  T184]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.676022][  T184]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.676199][  T184]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.676386][  T184]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.676574][  T184]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.676752][  T184]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.676928][  T184]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.677138][  T184]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[    9.677329][  T184]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.677514][  T184]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.677693][  T184]  ___sys_sendmsg (net/socket.c:2752)
[    9.677869][  T184]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.678080][  T184]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.678282][  T184]  __sys_sendmsg (net/socket.c:2784)
[    9.678463][  T184]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.678646][  T184]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.678858][  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)
[    9.679037][  T184]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.679216][  T184]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.679407][  T184]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.679594][  T184]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.679777][  T184]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.679988][  T184] RIP: 0033:0x7f1704d5408e
[    9.680170][  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
[    9.680702][  T184] RSP: 002b:00007ffe111f8160 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.680946][  T184] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f1704d5408e
[    9.681186][  T184] RDX: 0000000000000000 RSI: 00007ffe111f8210 RDI: 0000000000000005
[    9.681439][  T184] RBP: 00007ffe111f8170 R08: 0000000000000000 R09: 0000000000000000
[    9.681688][  T184] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e465
[    9.681929][  T184] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffe111f88e0
| [    9.811928][  T188] ------------[ cut here ]------------
| [    9.812132][  T188] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/188
| [    9.812427][  T188] Modules linked in:
| [    9.812898][  T188] Tainted: [W]=WARN
[    9.813048][  T188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.813263][  T188] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.813504][  T188] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.814020][  T188] RSP: 0018:ffa00000008b7ab0 EFLAGS: 00010286
[    9.814232][  T188] RAX: 00000000ffffffa6 RBX: ff1100000d471e00 RCX: 1ff4000000116f1c
[    9.814495][  T188] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d471ebc
[    9.814742][  T188] RBP: ff11000002534000 R08: 1fe2200001a8e3d9 R09: ff1100000252aed0
[    9.814983][  T188] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[    9.815224][  T188] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000002534000
[    9.815488][  T188] FS:  00007f3e541cc840(0000) GS:ff110000a86ac000(0000) knlGS:0000000000000000
[    9.815765][  T188] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.815980][  T188] CR2: 00007f3e543cdc20 CR3: 000000000d6fa004 CR4: 0000000000771ef0
[    9.816223][  T188] PKRU: 55555554
[    9.816382][  T188] Call Trace:
[    9.816537][  T188]  <TASK>
[    9.816653][  T188]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.816836][  T188]  ? notifier_call_chain (kernel/notifier.c:85)
[    9.817017][  T188]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.817168][  T188]  register_netdevice (net/core/dev.c:11488)
[    9.817358][  T188]  ? unregister_netdevice_queue (./include/linux/list.h:162)
[    9.817580][  T188]  register_netdev (net/core/dev.c:11552)
[    9.817757][  T188]  loopback_net_init (drivers/net/loopback.c:218)
[    9.817938][  T188]  ops_init (net/core/net_namespace.c:137)
[    9.818087][  T188]  setup_net (net/core/net_namespace.c:446)
[    9.818233][  T188]  ? unregister_pernet_device (net/core/net_namespace.c:1503)
[    9.818424][  T188]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4973)
[    9.818611][  T188]  ? mutex_init_lockdep (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 kernel/locking/mutex.c:185)
[    9.818791][  T188]  copy_net_ns (net/core/net_namespace.c:579)
[    9.818972][  T188]  create_new_namespaces (kernel/nsproxy.c:132)
[    9.819154][  T188]  unshare_nsproxy_namespaces (kernel/nsproxy.c:234 (discriminator 4))
[    9.819346][  T188]  ksys_unshare (kernel/fork.c:3243)
[    9.819535][  T188]  ? walk_process_tree (kernel/fork.c:3036 (discriminator 19))
[    9.819717][  T188]  ? __ia32_sys_open (fs/open.c:1374)
[    9.819899][  T188]  __x64_sys_unshare (kernel/fork.c:3317 kernel/fork.c:3315 kernel/fork.c:3315)
[    9.820076][  T188]  ? do_syscall_64 (./include/linux/entry-common.h:177 arch/x86/entry/syscall_64.c:89)
[    9.820255][  T188]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.820447][  T188]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.820636][  T188]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.820817][  T188]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.821025][  T188] RIP: 0033:0x7f3e5448ebcb
[    9.821216][  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
[    9.821744][  T188] RSP: 002b:00007ffef42c4638 EFLAGS: 00000202 ORIG_RAX: 0000000000000110
[    9.821988][  T188] RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 00007f3e5448ebcb
[    9.822232][  T188] RDX: 0000000000000000 RSI: 0000000000477309 RDI: 0000000040000000
[    9.822491][  T188] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[    9.822731][  T188] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffef42c6860
[    9.822971][  T188] R13: 0000000000000001 R14: 0000000000000003 R15: 00007ffef42c7836
| [    9.849491][  T189] ------------[ cut here ]------------
| [    9.849660][  T189] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/189
| [    9.849899][  T189] Modules linked in:
| [    9.850305][  T189] Tainted: [W]=WARN
[    9.850455][  T189] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.850703][  T189] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[    9.850965][  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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[    9.851624][  T189] RSP: 0018:ffa00000008c7030 EFLAGS: 00010286
[    9.851802][  T189] RAX: 00000000ffffffa6 RBX: ff1100000b69e740 RCX: 1ff4000000118dcc
[    9.852004][  T189] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b69e7fc
[    9.852208][  T189] RBP: ff11000002534000 R08: 1fe22000016d3d01 R09: ff1100000c68d1e8
[    9.852417][  T189] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[    9.852626][  T189] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000002534ce1
[    9.852828][  T189] FS:  00007f9dd5d1b840(0000) GS:ff110000a872c000(0000) knlGS:0000000000000000
[    9.853066][  T189] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    9.853237][  T189] CR2: 00000000281d6988 CR3: 000000000c8ef003 CR4: 0000000000771ef0
[    9.853447][  T189] PKRU: 55555554
[    9.853556][  T189] Call Trace:
[    9.853657][  T189]  <TASK>
[    9.853727][  T189]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[    9.853865][  T189]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[    9.853968][  T189]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[    9.854104][  T189]  __dev_notify_flags (net/core/dev.c:9787)
[    9.854241][  T189]  ? netif_change_name (net/core/dev.c:1495)
[    9.854383][  T189]  ? __dev_change_flags (net/core/dev.c:9752)
[    9.854529][  T189]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[    9.854666][  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))
[    9.854861][  T189]  netif_change_flags (net/core/dev.c:9820)
[    9.855058][  T189]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[    9.855201][  T189]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[    9.856124][  T189]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[    9.856336][  T189]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.856478][  T189]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.856620][  T189]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.856754][  T189]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.856891][  T189]  ? __kernel_text_address (kernel/extable.c:79)
[    9.857038][  T189]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.857235][  T189]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.857440][  T189]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.857650][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.857847][  T189]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[    9.858047][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.858223][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.858368][  T189]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[    9.858510][  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)
[    9.858646][  T189]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[    9.858784][  T189]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[    9.858921][  T189]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[    9.859058][  T189]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[    9.859196][  T189]  rtnl_newlink (net/core/rtnetlink.c:4150)
[    9.859340][  T189]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.859477][  T189]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.859611][  T189]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.859744][  T189]  ? mark_usage (kernel/locking/lockdep.c:4674)
[    9.859880][  T189]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.860018][  T189]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.860152][  T189]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.860290][  T189]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.860425][  T189]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.860566][  T189]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[    9.860702][  T189]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[    9.860837][  T189]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.860971][  T189]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.861105][  T189]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.861243][  T189]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[    9.861383][  T189]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[    9.861525][  T189]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[    9.861662][  T189]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.861797][  T189]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.861937][  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))
[    9.862072][  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))
[    9.862209][  T189]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.862352][  T189]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.862494][  T189]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[    9.862629][  T189]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[    9.862764][  T189]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[    9.862901][  T189]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[    9.863036][  T189]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[    9.863171][  T189]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.863314][  T189]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[    9.863451][  T189]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[    9.863595][  T189]  ? copy_msghdr_from_user (net/socket.c:2635)
[    9.863729][  T189]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[    9.863894][  T189]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[    9.864031][  T189]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.864166][  T189]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[    9.864310][  T189]  ___sys_sendmsg (net/socket.c:2752)
[    9.864445][  T189]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[    9.864621][  T189]  ? copy_msghdr_from_user (net/socket.c:2603)
[    9.864769][  T189]  __sys_sendmsg (net/socket.c:2784)
[    9.864905][  T189]  ? __sys_sendmsg_sock (net/socket.c:2765)
[    9.865040][  T189]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[    9.865212][  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)
[    9.865351][  T189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[    9.865493][  T189]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[    9.865630][  T189]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[    9.865765][  T189]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[    9.865901][  T189]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.866071][  T189] RIP: 0033:0x7f9dd5f5508e
[    9.866215][  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
[    9.866714][  T189] RSP: 002b:00007ffde3a73030 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.866920][  T189] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9dd5f5508e
[    9.867126][  T189] RDX: 0000000000000000 RSI: 00007ffde3a730e0 RDI: 0000000000000005
[    9.867336][  T189] RBP: 00007ffde3a73040 R08: 0000000000000000 R09: 0000000000000000
[    9.867545][  T189] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e465
[    9.867748][  T189] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffde3a737b0
| [   10.053360][  T192] ------------[ cut here ]------------
| [   10.053619][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/192
| [   10.053969][  T192] Modules linked in: veth
| [   10.054619][  T192] Tainted: [W]=WARN
[   10.054773][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.055000][  T192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.055236][  T192] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.055855][  T192] RSP: 0018:ffa00000008f6e30 EFLAGS: 00010286
[   10.056086][  T192] RAX: 00000000ffffffa6 RBX: ff1100000d547540 RCX: 1ff400000011ed8c
[   10.056358][  T192] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d5475fc
[   10.056626][  T192] RBP: ff1100000c541000 R08: 1fe2200001aa8ec1 R09: ff1100000c042ed0
[   10.056885][  T192] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   10.057149][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c8aaa88
[   10.057426][  T192] FS:  00007f8dc70f0840(0000) GS:ff110000a86ac000(0000) knlGS:0000000000000000
[   10.057734][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.057962][  T192] CR2: 000055df2ee08a28 CR3: 000000000c197005 CR4: 0000000000771ef0
[   10.058226][  T192] PKRU: 55555554
[   10.058393][  T192] Call Trace:
[   10.058554][  T192]  <TASK>
[   10.058677][  T192]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.058903][  T192]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.059098][  T192]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.059255][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.059462][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.059661][  T192]  __dev_notify_flags (net/core/dev.c:9787)
[   10.059853][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.060044][  T192]  ? netif_change_name (net/core/dev.c:1495)
[   10.060237][  T192]  ? __queue_work (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) kernel/workqueue.c:2402 (discriminator 2))
[   10.060441][  T192]  ? preempt_schedule_notrace_thunk (arch/x86/entry/thunk.S:13)
[   10.060677][  T192]  ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:649 ./include/linux/cpumask.h:1231 ./include/trace/events/preemptirq.h:40)
[   10.060906][  T192]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.061098][  T192]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.061301][  T192]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.061502][  T192] veth_newlink (drivers/net/veth.c:1871) veth
[   10.061698][  T192]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.061925][  T192]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.062118][  T192]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.062323][  T192]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.062535][  T192]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.062730][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.062924][  T192]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.063113][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.063317][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.063520][  T192]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.063712][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.063899][  T192]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.064090][  T192]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.064299][  T192]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.064503][  T192]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.064696][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.064886][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.065075][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.065265][  T192]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.065474][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.065671][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.065863][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.066054][  T192]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.066245][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.066448][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.066645][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.066839][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.067029][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.067221][  T192]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.067427][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.067624][  T192]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.067819][  T192]  ? 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))
[   10.068008][  T192]  ? 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))
[   10.068200][  T192]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.068406][  T192]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.068605][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.068801][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.068993][  T192]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.069184][  T192]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.069388][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.069587][  T192]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.069779][  T192]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.069971][  T192]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.070165][  T192]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.070369][  T192]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.070600][  T192]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.070797][  T192]  ___sys_sendmsg (net/socket.c:2752)
[   10.070989][  T192]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.071185][  T192]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.071436][  T192]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   10.071638][  T192]  __sys_sendmsg (net/socket.c:2784)
[   10.071829][  T192]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.072025][  T192]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   10.072217][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.072423][  T192]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.072622][  T192]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.072811][  T192]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.073007][  T192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.073230][  T192] RIP: 0033:0x7f8dc732a08e
[   10.073441][  T192] 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
[   10.074006][  T192] RSP: 002b:00007fff7dee47d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.074282][  T192] RAX: ffffffffffffffda RBX: 00007fff7dee4f78 RCX: 00007f8dc732a08e
[   10.074550][  T192] RDX: 0000000000000000 RSI: 00007fff7dee4880 RDI: 0000000000000005
[   10.074810][  T192] RBP: 00007fff7dee47e0 R08: 0000000000000000 R09: 0000000000000000
[   10.075069][  T192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e465
[   10.075345][  T192] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff7dee4f40
| [   10.092640][  T192] ------------[ cut here ]------------
| [   10.092850][  T192] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/192
| [   10.093140][  T192] Modules linked in: veth
| [   10.093651][  T192] Tainted: [W]=WARN
[   10.093804][  T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.094024][  T192] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.094254][  T192] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.094829][  T192] RSP: 0018:ffa00000008f71b0 EFLAGS: 00010286
[   10.095054][  T192] RAX: 00000000ffffffa6 RBX: ff1100000c357380 RCX: 1ff400000011edfc
[   10.095323][  T192] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c35743c
[   10.095582][  T192] RBP: ff1100000d40c000 R08: 1fe220000186ae89 R09: ff1100000c042ed0
[   10.095836][  T192] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   10.096091][  T192] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.096359][  T192] FS:  00007f8dc70f0840(0000) GS:ff110000a86ac000(0000) knlGS:0000000000000000
[   10.096654][  T192] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.096875][  T192] CR2: 000055df2ee08a28 CR3: 000000000c197005 CR4: 0000000000771ef0
[   10.097133][  T192] PKRU: 55555554
[   10.097310][  T192] Call Trace:
[   10.097461][  T192]  <TASK>
[   10.097593][  T192]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.097785][  T192]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.097940][  T192]  __dev_notify_flags (net/core/dev.c:9787)
[   10.098129][  T192]  ? netif_change_name (net/core/dev.c:1495)
[   10.098325][  T192]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.098516][  T192]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.098708][  T192]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.098897][  T192]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.099085][  T192]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.099328][  T192]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.099526][  T192]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.099721][  T192]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.099914][  T192]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.100103][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.100310][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.100506][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.100696][  T192]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.100882][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.101073][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.101260][  T192]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.101460][  T192]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.101661][  T192]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.101846][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.102032][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.102221][  T192]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.102421][  T192]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.102619][  T192]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.102807][  T192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.102996][  T192]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.103190][  T192]  ? 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))
[   10.103389][  T192]  ? 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))
[   10.103588][  T192]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.103777][  T192]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.103964][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.104150][  T192]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.104351][  T192]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.104552][  T192]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.104738][  T192]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.104928][  T192]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.105116][  T192]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.105316][  T192]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.105512][  T192]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.105700][  T192]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.105919][  T192]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.106113][  T192]  ___sys_sendmsg (net/socket.c:2752)
[   10.106312][  T192]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.106508][  T192]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.106734][  T192]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   10.106923][  T192]  __sys_sendmsg (net/socket.c:2784)
[   10.107111][  T192]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.107313][  T192]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   10.107513][  T192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.107703][  T192]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.107891][  T192]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.108077][  T192]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.108265][  T192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.108506][  T192] RIP: 0033:0x7f8dc732a08e
[   10.108700][  T192] 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
[   10.109243][  T192] RSP: 002b:00007fff7dee47d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.109519][  T192] RAX: ffffffffffffffda RBX: 00007fff7dee4f78 RCX: 00007f8dc732a08e
[   10.109776][  T192] RDX: 0000000000000000 RSI: 00007fff7dee4880 RDI: 0000000000000005
[   10.110033][  T192] RBP: 00007fff7dee47e0 R08: 0000000000000000 R09: 0000000000000000
[   10.110298][  T192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e465
[   10.110561][  T192] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff7dee4f40
| [   10.143649][  T196] ------------[ cut here ]------------
| [   10.143856][  T196] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/196
| [   10.144154][  T196] Modules linked in: veth
| [   10.145343][  T196] Tainted: [W]=WARN
[   10.145511][  T196] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.145739][  T196] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.145978][  T196] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.146549][  T196] RSP: 0018:ffa0000000566e30 EFLAGS: 00010286
[   10.146778][  T196] RAX: 00000000ffffffa6 RBX: ff1100000b881380 RCX: 1ff40000000acd8c
[   10.147039][  T196] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b88143c
[   10.147314][  T196] RBP: ff1100000a199000 R08: 1fe2200001710289 R09: ff1100000a1e8b90
[   10.147581][  T196] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   10.147841][  T196] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c4aa388
[   10.148104][  T196] FS:  00007f2e2f490840(0000) GS:ff110000a86ac000(0000) knlGS:0000000000000000
[   10.148415][  T196] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.148654][  T196] CR2: 000000000042ebe0 CR3: 000000000c834001 CR4: 0000000000771ef0
[   10.148917][  T196] PKRU: 55555554
[   10.149071][  T196] Call Trace:
[   10.149226][  T196]  <TASK>
[   10.149361][  T196]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.149567][  T196]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.149727][  T196]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:179 (discriminator 1) kernel/locking/spinlock.c:198 (discriminator 1))
[   10.149954][  T196]  __dev_notify_flags (net/core/dev.c:9787)
[   10.150148][  T196]  ? netif_change_name (net/core/dev.c:1495)
[   10.150354][  T196]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.150550][  T196]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.150742][  T196]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.150935][  T196]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[   10.151127][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.151327][  T196]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.151527][  T196]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.151722][  T196]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.151914][  T196]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.152107][  T196] veth_newlink (drivers/net/veth.c:1871) veth
[   10.152313][  T196]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.152545][  T196]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.152737][  T196]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.152929][  T196]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.153139][  T196]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.153343][  T196]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.153548][  T196]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.153741][  T196]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.153936][  T196]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.154129][  T196]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.154335][  T196]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.154537][  T196]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.154729][  T196]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.154927][  T196]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.155123][  T196]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.155327][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.155524][  T196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.155720][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.155912][  T196]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.156104][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.156376][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.156589][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.156784][  T196]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.156976][  T196]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.157166][  T196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.157370][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.157570][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.157762][  T196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.157955][  T196]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.158145][  T196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.158350][  T196]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.158553][  T196]  ? 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))
[   10.158743][  T196]  ? 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))
[   10.158937][  T196]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.159133][  T196]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.159337][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.159537][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.159730][  T196]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.159923][  T196]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.160112][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.160316][  T196]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.160516][  T196]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.160734][  T196]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.160926][  T196]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.161114][  T196]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.161351][  T196]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.161556][  T196]  ___sys_sendmsg (net/socket.c:2752)
[   10.161747][  T196]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.161940][  T196]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.162172][  T196]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   10.162377][  T196]  __sys_sendmsg (net/socket.c:2784)
[   10.162583][  T196]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.162780][  T196]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   10.162971][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.163163][  T196]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.163366][  T196]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.163566][  T196]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.163765][  T196]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.163989][  T196] RIP: 0033:0x7f2e2f6ca08e
[   10.164186][  T196] 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
[   10.164757][  T196] RSP: 002b:00007ffc13a6c0e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.165019][  T196] RAX: ffffffffffffffda RBX: 00007ffc13a6c888 RCX: 00007f2e2f6ca08e
[   10.165291][  T196] RDX: 0000000000000000 RSI: 00007ffc13a6c190 RDI: 0000000000000005
[   10.165563][  T196] RBP: 00007ffc13a6c0f0 R08: 0000000000000000 R09: 0000000000000000
[   10.165821][  T196] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e465
[   10.166081][  T196] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc13a6c850
| [   10.175405][  T196] ------------[ cut here ]------------
| [   10.176120][  T196] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/196
| [   10.176483][  T196] Modules linked in: veth
| [   10.177082][  T196] Tainted: [W]=WARN
[   10.177306][  T196] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.177598][  T196] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.177891][  T196] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.178511][  T196] RSP: 0018:ffa00000005671b0 EFLAGS: 00010286
[   10.178791][  T196] RAX: 00000000ffffffa6 RBX: ff1100000d420e40 RCX: 1ff40000000acdfc
[   10.179106][  T196] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d420efc
[   10.179428][  T196] RBP: ff110000029a9000 R08: 1fe2200001a841e1 R09: ff1100000a1e8b90
[   10.179745][  T196] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   10.180054][  T196] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.180381][  T196] FS:  00007f2e2f490840(0000) GS:ff110000a86ac000(0000) knlGS:0000000000000000
[   10.180738][  T196] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.181017][  T196] CR2: 000000000042ebe0 CR3: 000000000c834001 CR4: 0000000000771ef0
[   10.181343][  T196] PKRU: 55555554
[   10.181557][  T196] Call Trace:
[   10.181769][  T196]  <TASK>
[   10.181945][  T196]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.182192][  T196]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.182415][  T196]  __dev_notify_flags (net/core/dev.c:9787)
[   10.182670][  T196]  ? netif_change_name (net/core/dev.c:1495)
[   10.182915][  T196]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.183156][  T196]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.183413][  T196]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.183670][  T196]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.183915][  T196]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.184156][  T196]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.184410][  T196]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.184668][  T196]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.184916][  T196]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.185158][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.185410][  T196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.185663][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.185903][  T196]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.186121][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.186323][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.186518][  T196]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.186705][  T196]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.186893][  T196]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.187081][  T196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.187267][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.187474][  T196]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.187658][  T196]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.187846][  T196]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.188031][  T196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.188218][  T196]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.188456][  T196]  ? 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))
[   10.188653][  T196]  ? 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))
[   10.188843][  T196]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.189032][  T196]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.189218][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.189417][  T196]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.189610][  T196]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.189799][  T196]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.189984][  T196]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.190174][  T196]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.190374][  T196]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.190569][  T196]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.190758][  T196]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.190944][  T196]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.191163][  T196]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.191366][  T196]  ___sys_sendmsg (net/socket.c:2752)
[   10.191562][  T196]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.191755][  T196]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.191980][  T196]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   10.192168][  T196]  __sys_sendmsg (net/socket.c:2784)
[   10.192366][  T196]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.192564][  T196]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   10.192752][  T196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.192944][  T196]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.193129][  T196]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.193323][  T196]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.193516][  T196]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.193736][  T196] RIP: 0033:0x7f2e2f6ca08e
[   10.193928][  T196] 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
[   10.194486][  T196] RSP: 002b:00007ffc13a6c0e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.194742][  T196] RAX: ffffffffffffffda RBX: 00007ffc13a6c888 RCX: 00007f2e2f6ca08e
[   10.194995][  T196] RDX: 0000000000000000 RSI: 00007ffc13a6c190 RDI: 0000000000000005
[   10.195247][  T196] RBP: 00007ffc13a6c0f0 R08: 0000000000000000 R09: 0000000000000000
[   10.195522][  T196] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e465
[   10.195775][  T196] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc13a6c850
| [   10.245065][  T198] ------------[ cut here ]------------
| [   10.245293][  T198] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/198
| [   10.245601][  T198] Modules linked in: veth
| [   10.246180][  T198] Tainted: [W]=WARN
[   10.246473][  T198] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.246771][  T198] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.247100][  T198] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.247730][  T198] RSP: 0018:ffa0000000576e30 EFLAGS: 00010286
[   10.248018][  T198] RAX: 00000000ffffffa6 RBX: ff1100000b880e40 RCX: 1ff40000000aed8c
[   10.248310][  T198] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b880efc
[   10.248583][  T198] RBP: ff11000008871000 R08: 1fe22000017101e1 R09: ff1100000c8d8b90
[   10.248843][  T198] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   10.249104][  T198] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008902008
[   10.249383][  T198] FS:  00007feba76f0840(0000) GS:ff110000a86ac000(0000) knlGS:0000000000000000
[   10.249687][  T198] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.249916][  T198] CR2: 000000000042ebe0 CR3: 000000000b6b7003 CR4: 0000000000771ef0
[   10.250177][  T198] PKRU: 55555554
[   10.250344][  T198] Call Trace:
[   10.250510][  T198]  <TASK>
[   10.250633][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.250825][  T198]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.251020][  T198]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.251177][  T198]  ? ref_tracker_alloc (./include/linux/spinlock.h:408 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3))
[   10.251382][  T198]  __dev_notify_flags (net/core/dev.c:9787)
[   10.251582][  T198]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   10.251777][  T198]  ? linkwatch_fire_event (./include/linux/netdevice.h:4482 ./include/linux/netdevice.h:4511 net/core/link_watch.c:131 net/core/link_watch.c:324)
[   10.251967][  T198]  ? netif_change_name (net/core/dev.c:1495)
[   10.252156][  T198]  ? rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.252358][  T198]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.252550][  T198]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.252740][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.252930][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.253121][  T198]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.253323][  T198]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.253515][  T198]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4472)
[   10.253704][  T198]  ? queue_delayed_work_on (kernel/workqueue.c:2616 (discriminator 6))
[   10.253895][  T198] veth_newlink (drivers/net/veth.c:1871) veth
[   10.254086][  T198]  ? veth_poll_controller (drivers/net/veth.c:1470) veth
[   10.254320][  T198]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.254516][  T198]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.254706][  T198]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.254911][  T198]  ? __kvmalloc_node_noprof (mm/slub.c:5296 mm/slub.c:6832)
[   10.255099][  T198]  ? alloc_netdev_mqs (net/core/dev.c:12129 (discriminator 7))
[   10.255302][  T198]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.255496][  T198]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.255687][  T198]  ? rtnl_create_link (net/core/rtnetlink.c:3720)
[   10.255883][  T198]  rtnl_newlink_create (net/core/rtnetlink.c:3904)
[   10.256074][  T198]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.256261][  T198]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.256465][  T198]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.256668][  T198]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.256862][  T198]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.257052][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.257237][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.257439][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.257637][  T198]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.257825][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.258019][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.258210][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.258413][  T198]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.258612][  T198]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.258802][  T198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.258996][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.259187][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.259388][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.259587][  T198]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.259776][  T198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.259965][  T198]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.260159][  T198]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.260361][  T198]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.260563][  T198]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.260758][  T198]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.260948][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.261140][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.261344][  T198]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.261543][  T198]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.261733][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.261926][  T198]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.262116][  T198]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.262320][  T198]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.262517][  T198]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.262706][  T198]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.262928][  T198]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.263121][  T198]  ___sys_sendmsg (net/socket.c:2752)
[   10.263325][  T198]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.263521][  T198]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.263750][  T198]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   10.263942][  T198]  __sys_sendmsg (net/socket.c:2784)
[   10.264133][  T198]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.264341][  T198]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   10.264540][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.264737][  T198]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.264925][  T198]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.265114][  T198]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.265316][  T198]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.265547][  T198] RIP: 0033:0x7feba792a08e
[   10.265744][  T198] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.266306][  T198] RSP: 002b:00007ffee6d77210 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.266576][  T198] RAX: ffffffffffffffda RBX: 00007ffee6d779b8 RCX: 00007feba792a08e
[   10.266833][  T198] RDX: 0000000000000000 RSI: 00007ffee6d772c0 RDI: 0000000000000005
[   10.267090][  T198] RBP: 00007ffee6d77220 R08: 0000000000000000 R09: 0000000000000000
[   10.267363][  T198] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e465
[   10.267629][  T198] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee6d77980
| [   10.282473][  T198] ------------[ cut here ]------------
| [   10.282650][  T198] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/198
| [   10.282893][  T198] Modules linked in: veth
| [   10.283291][  T198] Tainted: [W]=WARN
[   10.283398][  T198] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.283575][  T198] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.283756][  T198] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.284255][  T198] RSP: 0018:ffa00000005771b0 EFLAGS: 00010286
[   10.284436][  T198] RAX: 00000000ffffffa6 RBX: ff1100000c252c80 RCX: 1ff40000000aedfc
[   10.284650][  T198] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c252d3c
[   10.284857][  T198] RBP: ff11000007ac9000 R08: 1fe220000184a5a9 R09: ff1100000c8d8b90
[   10.285066][  T198] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   10.285278][  T198] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   10.285487][  T198] FS:  00007feba76f0840(0000) GS:ff110000a85ac000(0000) knlGS:0000000000000000
[   10.285729][  T198] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.285906][  T198] CR2: 0000555836b5bd5c CR3: 000000000b6b7002 CR4: 0000000000771ef0
[   10.286113][  T198] PKRU: 55555554
[   10.286220][  T198] Call Trace:
[   10.286331][  T198]  <TASK>
[   10.286403][  T198]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.286547][  T198]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.286652][  T198]  __dev_notify_flags (net/core/dev.c:9787)
[   10.286793][  T198]  ? netif_change_name (net/core/dev.c:1495)
[   10.286933][  T198]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.287071][  T198]  ? alloc_netdev_mqs (net/core/dev.c:12133)
[   10.287211][  T198]  rtnl_configure_link (net/core/rtnetlink.c:3670)
[   10.287356][  T198]  rtnl_newlink_create (net/core/rtnetlink.c:3914)
[   10.287500][  T198]  ? rtnl_create_link (net/core/rtnetlink.c:3691)
[   10.287638][  T198]  ? __dev_get_by_name (net/core/dev.c:883)
[   10.287776][  T198]  ? rtnl_dev_get (net/core/rtnetlink.c:3478)
[   10.287922][  T198]  __rtnl_newlink (net/core/rtnetlink.c:4035)
[   10.288064][  T198]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.288203][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.288346][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.288488][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.288626][  T198]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.288762][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.288904][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.289044][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.289182][  T198]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.289325][  T198]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.289463][  T198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.289604][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.289747][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.289884][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.290027][  T198]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.290165][  T198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.290308][  T198]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.290450][  T198]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.290592][  T198]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.290732][  T198]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.290872][  T198]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.291011][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.291149][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.291290][  T198]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.291430][  T198]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.291573][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.291714][  T198]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.291852][  T198]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.291994][  T198]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.292131][  T198]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.292269][  T198]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.292446][  T198]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.292593][  T198]  ___sys_sendmsg (net/socket.c:2752)
[   10.292732][  T198]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.292876][  T198]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.293055][  T198]  ? do_sys_openat2 (./include/linux/fs.h:2553 fs/open.c:1363)
[   10.293199][  T198]  __sys_sendmsg (net/socket.c:2784)
[   10.293345][  T198]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.293489][  T198]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   10.293628][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.293769][  T198]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.293907][  T198]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.294044][  T198]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.294181][  T198]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.294355][  T198] RIP: 0033:0x7feba792a08e
[   10.294502][  T198] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.294989][  T198] RSP: 002b:00007ffee6d77210 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.295195][  T198] RAX: ffffffffffffffda RBX: 00007ffee6d779b8 RCX: 00007feba792a08e
[   10.295408][  T198] RDX: 0000000000000000 RSI: 00007ffee6d772c0 RDI: 0000000000000005
[   10.295617][  T198] RBP: 00007ffee6d77220 R08: 0000000000000000 R09: 0000000000000000
[   10.295822][  T198] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e465
[   10.296027][  T198] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffee6d77980
| [   10.329188][  T199] ------------[ cut here ]------------
| [   10.329389][  T199] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/199
| [   10.329673][  T199] Modules linked in: veth
| [   10.330140][  T199] Tainted: [W]=WARN
[   10.330300][  T199] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.330523][  T199] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.330747][  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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.331268][  T199] RSP: 0018:ffa0000000577030 EFLAGS: 00010286
[   10.331506][  T199] RAX: 00000000ffffffa6 RBX: ff1100000c253700 RCX: 1ff40000000aedcc
[   10.331752][  T199] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c2537bc
[   10.331998][  T199] RBP: ff1100000d40c000 R08: 1fe220000184a6f9 R09: ff1100000c7ad1e8
[   10.332244][  T199] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   10.332513][  T199] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000d40cce1
[   10.332761][  T199] FS:  00007f38a455f840(0000) GS:ff110000a86ac000(0000) knlGS:0000000000000000
[   10.333043][  T199] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.333258][  T199] CR2: 0000000006402988 CR3: 000000000c834006 CR4: 0000000000771ef0
[   10.333524][  T199] PKRU: 55555554
[   10.333674][  T199] Call Trace:
[   10.333820][  T199]  <TASK>
[   10.333938][  T199]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.334123][  T199]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.334355][  T199]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.334548][  T199]  __dev_notify_flags (net/core/dev.c:9787)
[   10.334736][  T199]  ? netif_change_name (net/core/dev.c:1495)
[   10.334918][  T199]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.335104][  T199]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.335300][  T199]  ? 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))
[   10.335492][  T199]  netif_change_flags (net/core/dev.c:9820)
[   10.335677][  T199]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.335863][  T199]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.336046][  T199]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.336261][  T199]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.336457][  T199]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.336646][  T199]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.336827][  T199]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.337014][  T199]  ? __kernel_text_address (kernel/extable.c:79)
[   10.337198][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.337392][  T199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.337583][  T199]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.337766][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.337949][  T199]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.338131][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.338326][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.338515][  T199]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.338698][  T199]  ? __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)
[   10.338878][  T199]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.339061][  T199]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.339246][  T199]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.339443][  T199]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.339635][  T199]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.339817][  T199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.339996][  T199]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.340182][  T199]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.340376][  T199]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.340572][  T199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.340759][  T199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.340938][  T199]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.341120][  T199]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.341315][  T199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.341507][  T199]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.341689][  T199]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.341873][  T199]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.342056][  T199]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.342238][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.342432][  T199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.342619][  T199]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.342803][  T199]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.342984][  T199]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.343166][  T199]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.343367][  T199]  ? 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))
[   10.343561][  T199]  ? 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))
[   10.343747][  T199]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.343930][  T199]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.344111][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.344305][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.344496][  T199]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.344679][  T199]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.344866][  T199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.345053][  T199]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.345239][  T199]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.345440][  T199]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.345635][  T199]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.345819][  T199]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.346033][  T199]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.346220][  T199]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.346417][  T199]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.346610][  T199]  ___sys_sendmsg (net/socket.c:2752)
[   10.346792][  T199]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.347009][  T199]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.347205][  T199]  __sys_sendmsg (net/socket.c:2784)
[   10.347403][  T199]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.347597][  T199]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.347819][  T199]  ? 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)
[   10.348002][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.348186][  T199]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.348384][  T199]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.348574][  T199]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.348757][  T199]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.348973][  T199] RIP: 0033:0x7f38a479908e
[   10.349164][  T199] 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
[   10.349713][  T199] RSP: 002b:00007fff604120a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.349963][  T199] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f38a479908e
[   10.350213][  T199] RDX: 0000000000000000 RSI: 00007fff60412150 RDI: 0000000000000005
[   10.350479][  T199] RBP: 00007fff604120b0 R08: 0000000000000000 R09: 0000000000000000
[   10.350728][  T199] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e465
[   10.350977][  T199] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff60412820
| [   10.446032][  T202] ------------[ cut here ]------------
| [   10.446245][  T202] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/202
| [   10.447182][  T202] Modules linked in: veth
| [   10.447797][  T202] Tainted: [W]=WARN
[   10.447947][  T202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.448164][  T202] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.448407][  T202] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.448941][  T202] RSP: 0018:ffa0000000557030 EFLAGS: 00010286
[   10.449160][  T202] RAX: 00000000ffffffa6 RBX: ff11000008ed6580 RCX: 1ff40000000aadcc
[   10.449423][  T202] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008ed663c
[   10.449681][  T202] RBP: ff110000029a9000 R08: 1fe22000011dacc9 R09: ff1100000a1a0b68
[   10.449930][  T202] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   10.450179][  T202] R13: 0000000000000000 R14: 0000000000000000 R15: ff110000029a9ce1
[   10.450445][  T202] FS:  00007fb80b0a8840(0000) GS:ff110000a86ac000(0000) knlGS:0000000000000000
[   10.450742][  T202] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.450960][  T202] CR2: 0000000035012988 CR3: 000000000c80e005 CR4: 0000000000771ef0
[   10.451209][  T202] PKRU: 55555554
[   10.451374][  T202] Call Trace:
[   10.451531][  T202]  <TASK>
[   10.451651][  T202]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.451841][  T202]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.451993][  T202]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.452176][  T202]  __dev_notify_flags (net/core/dev.c:9787)
[   10.452375][  T202]  ? netif_change_name (net/core/dev.c:1495)
[   10.452567][  T202]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.452755][  T202]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.452939][  T202]  ? 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))
[   10.453129][  T202]  netif_change_flags (net/core/dev.c:9820)
[   10.453328][  T202]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.453521][  T202]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.453705][  T202]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.453922][  T202]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.454105][  T202]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.454302][  T202]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.454496][  T202]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.454682][  T202]  ? __kernel_text_address (kernel/extable.c:79)
[   10.454867][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.455054][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.455238][  T202]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.455433][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.455620][  T202]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.455805][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.455988][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.456173][  T202]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.456370][  T202]  ? __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)
[   10.456562][  T202]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.456750][  T202]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.456934][  T202]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.457118][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.457318][  T202]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.457510][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.457691][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.457877][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.458057][  T202]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.458238][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.458434][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.458620][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.458805][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.458988][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.459170][  T202]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.459366][  T202]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.459559][  T202]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.459743][  T202]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.459925][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.460110][  T202]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.460308][  T202]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.460501][  T202]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.460684][  T202]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.460868][  T202]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.461057][  T202]  ? 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))
[   10.461238][  T202]  ? 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))
[   10.461435][  T202]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.461629][  T202]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.461812][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.461995][  T202]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.462178][  T202]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.462377][  T202]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.462565][  T202]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.462749][  T202]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.462936][  T202]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.463123][  T202]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.463318][  T202]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.463508][  T202]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.463722][  T202]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.463904][  T202]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.464087][  T202]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.464285][  T202]  ___sys_sendmsg (net/socket.c:2752)
[   10.464478][  T202]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.464696][  T202]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.464891][  T202]  __sys_sendmsg (net/socket.c:2784)
[   10.465075][  T202]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.465256][  T202]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.465494][  T202]  ? 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)
[   10.465678][  T202]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.465865][  T202]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.466049][  T202]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.466232][  T202]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.466427][  T202]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.466651][  T202] RIP: 0033:0x7fb80b2e208e
[   10.466841][  T202] 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
[   10.467383][  T202] RSP: 002b:00007fff7e454b60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.467643][  T202] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb80b2e208e
[   10.467890][  T202] RDX: 0000000000000000 RSI: 00007fff7e454c10 RDI: 0000000000000005
[   10.468140][  T202] RBP: 00007fff7e454b70 R08: 0000000000000000 R09: 0000000000000000
[   10.468406][  T202] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e465
[   10.468663][  T202] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff7e4552e0
| [   10.566037][  T205] ------------[ cut here ]------------
| [   10.566212][  T205] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: ip/205
| [   10.566503][  T205] Modules linked in: veth
| [   10.566890][  T205] Tainted: [W]=WARN
[   10.566994][  T205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.567164][  T205] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.567350][  T205] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.567835][  T205] RSP: 0018:ffa0000000647030 EFLAGS: 00010286
[   10.568010][  T205] RAX: 00000000ffffffa6 RBX: ff1100000d471700 RCX: 1ff40000000c8dcc
[   10.568212][  T205] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d4717bc
[   10.568417][  T205] RBP: ff1100000c541000 R08: 1fe2200001a8e2f9 R09: ff1100000c472ea8
[   10.568625][  T205] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
[   10.568827][  T205] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c541ce1
[   10.569032][  T205] FS:  00007f88a1db1840(0000) GS:ff110000a862c000(0000) knlGS:0000000000000000
[   10.569274][  T205] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.569444][  T205] CR2: 00007f88a20811a0 CR3: 000000000fd44002 CR4: 0000000000771ef0
[   10.569652][  T205] PKRU: 55555554
[   10.569754][  T205] Call Trace:
[   10.569855][  T205]  <TASK>
[   10.569924][  T205]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.570061][  T205]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.570164][  T205]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.570303][  T205]  __dev_notify_flags (net/core/dev.c:9787)
[   10.570437][  T205]  ? netif_change_name (net/core/dev.c:1495)
[   10.570575][  T205]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.570708][  T205]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.570843][  T205]  ? 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))
[   10.570982][  T205]  netif_change_flags (net/core/dev.c:9820)
[   10.571120][  T205]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.571256][  T205]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.571399][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.571573][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.571706][  T205]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.571840][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.571975][  T205]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.572113][  T205]  ? __kernel_text_address (kernel/extable.c:79)
[   10.572250][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.572394][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.572536][  T205]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.572671][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.572806][  T205]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.572940][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.573073][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.573207][  T205]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.573350][  T205]  ? __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)
[   10.573487][  T205]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.573623][  T205]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.573759][  T205]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.573895][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.574033][  T205]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.574168][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.574307][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.574442][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.574580][  T205]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.574717][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.574854][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.574988][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.575123][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.575257][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.575398][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.575538][  T205]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.575676][  T205]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.575810][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.575945][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.576080][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.576214][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.576354][  T205]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.576495][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.576630][  T205]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.576768][  T205]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.576902][  T205]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.577038][  T205]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.577174][  T205]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.577314][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.577448][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.577586][  T205]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.577724][  T205]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.577859][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.577993][  T205]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.578131][  T205]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.578266][  T205]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.578407][  T205]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.578547][  T205]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.578714][  T205]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.578851][  T205]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.578985][  T205]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.579123][  T205]  ___sys_sendmsg (net/socket.c:2752)
[   10.579257][  T205]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.579431][  T205]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.579585][  T205]  __sys_sendmsg (net/socket.c:2784)
[   10.579720][  T205]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.579856][  T205]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.580027][  T205]  ? 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)
[   10.580164][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.580305][  T205]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.580442][  T205]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.580579][  T205]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.580715][  T205]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.580885][  T205] RIP: 0033:0x7f88a1feb08e
[   10.581028][  T205] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.581519][  T205] RSP: 002b:00007fff00405720 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.581722][  T205] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f88a1feb08e
[   10.581927][  T205] RDX: 0000000000000000 RSI: 00007fff004057d0 RDI: 0000000000000005
[   10.582128][  T205] RBP: 00007fff00405730 R08: 0000000000000000 R09: 0000000000000000
[   10.582336][  T205] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e465
[   10.582542][  T205] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff00405ea0
| [   10.584747][   T37] ------------[ cut here ]------------
| [   10.584916][   T37] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/37
| [   10.585242][   T37] Modules linked in: veth
| [   10.585699][   T37] Tainted: [W]=WARN
[   10.585795][   T37] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.585952][   T37] Workqueue: events_unbound linkwatch_event
[   10.586123][   T37] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.586305][   T37] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.586759][   T37] RSP: 0018:ffa000000029f9e0 EFLAGS: 00010286
[   10.586918][   T37] RAX: 00000000ffffffa6 RBX: ff1100000d471000 RCX: 1ff4000000053f02
[   10.587107][   T37] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d4710bc
[   10.587344][   T37] RBP: ff1100000d40c000 R08: 1fe2200001a8e219 R09: ff11000001d80bb8
[   10.587537][   T37] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000
[   10.587725][   T37] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.587914][   T37] FS:  0000000000000000(0000) GS:ff110000a862c000(0000) knlGS:0000000000000000
[   10.588131][   T37] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.588291][   T37] CR2: 00007f88a20811a0 CR3: 000000001cb39005 CR4: 0000000000771ef0
[   10.588486][   T37] PKRU: 55555554
[   10.588581][   T37] Call Trace:
[   10.588674][   T37]  <TASK>
[   10.588741][   T37]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.588869][   T37]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.589000][   T37]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.589096][   T37]  netif_state_change (net/core/dev.c:1605)
[   10.589222][   T37]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.589388][   T37]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.589517][   T37]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.589644][   T37]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.589773][   T37]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.589898][   T37]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   10.590025][   T37]  process_one_work (kernel/workqueue.c:3314)
[   10.590156][   T37]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.590284][   T37]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.590416][   T37]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.590550][   T37]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.590680][   T37]  kthread (kernel/kthread.c:436)
[   10.590776][   T37]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.590933][   T37]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.591059][   T37]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.591188][   T37]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.591347][   T37]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.591480][   T37]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.591607][   T37]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   10.625265][  T206] ------------[ cut here ]------------
| [   10.625434][  T206] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: ip/206
| [   10.625683][  T206] Modules linked in: veth
| [   10.626076][  T206] Tainted: [W]=WARN
[   10.626179][  T206] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.626351][  T206] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.626532][  T206] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.627010][  T206] RSP: 0018:ffa00000005b7030 EFLAGS: 00010286
[   10.627178][  T206] RAX: 00000000ffffffa6 RBX: ff1100000d470040 RCX: 1ff40000000b6dcc
[   10.627383][  T206] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d4700fc
[   10.627589][  T206] RBP: ff11000007ac9000 R08: 1fe2200001a8e021 R09: ff11000002528b68
[   10.627790][  T206] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
[   10.627989][  T206] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000007ac9ce1
[   10.628190][  T206] FS:  00007f9bdd9e0840(0000) GS:ff110000a872c000(0000) knlGS:0000000000000000
[   10.628434][  T206] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.628610][  T206] CR2: 00007f9bddcb01a0 CR3: 000000000b994001 CR4: 0000000000771ef0
[   10.628814][  T206] PKRU: 55555554
[   10.628915][  T206] Call Trace:
[   10.629016][  T206]  <TASK>
[   10.629085][  T206]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.629222][  T206]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.629332][  T206]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.629472][  T206]  __dev_notify_flags (net/core/dev.c:9787)
[   10.629611][  T206]  ? netif_change_name (net/core/dev.c:1495)
[   10.629748][  T206]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.629882][  T206]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.630017][  T206]  ? 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))
[   10.630157][  T206]  netif_change_flags (net/core/dev.c:9820)
[   10.630784][  T206]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.630926][  T206]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.631063][  T206]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.631232][  T206]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.631372][  T206]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.631514][  T206]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.631649][  T206]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.631784][  T206]  ? __kernel_text_address (kernel/extable.c:79)
[   10.631920][  T206]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.632058][  T206]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.632194][  T206]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.632334][  T206]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.632476][  T206]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.632613][  T206]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.632747][  T206]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.632880][  T206]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.633018][  T206]  ? __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)
[   10.633153][  T206]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.633291][  T206]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.633426][  T206]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.633569][  T206]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.633707][  T206]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.633841][  T206]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.633974][  T206]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.634109][  T206]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.634245][  T206]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.634382][  T206]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.634525][  T206]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.634660][  T206]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.634795][  T206]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.634932][  T206]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.635068][  T206]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.635217][  T206]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.635356][  T206]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.635495][  T206]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.635629][  T206]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.635767][  T206]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.635900][  T206]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.636036][  T206]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.636171][  T206]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.636317][  T206]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.636454][  T206]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.636595][  T206]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.636732][  T206]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.636869][  T206]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.637003][  T206]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.637136][  T206]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.637278][  T206]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.637415][  T206]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.637553][  T206]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.637688][  T206]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.637823][  T206]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.637957][  T206]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.638090][  T206]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.638223][  T206]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.638396][  T206]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.638537][  T206]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.638673][  T206]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.638809][  T206]  ___sys_sendmsg (net/socket.c:2752)
[   10.638942][  T206]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.639109][  T206]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.639255][  T206]  __sys_sendmsg (net/socket.c:2784)
[   10.639393][  T206]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.639533][  T206]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.639703][  T206]  ? 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)
[   10.639836][  T206]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.639971][  T206]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.640105][  T206]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.640239][  T206]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.640380][  T206]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.640550][  T206] RIP: 0033:0x7f9bddc1a08e
[   10.640690][  T206] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.641172][  T206] RSP: 002b:00007ffdbf94f210 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.641383][  T206] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f9bddc1a08e
[   10.641591][  T206] RDX: 0000000000000000 RSI: 00007ffdbf94f2c0 RDI: 0000000000000005
[   10.641791][  T206] RBP: 00007ffdbf94f220 R08: 0000000000000000 R09: 0000000000000000
[   10.641990][  T206] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e466
[   10.642190][  T206] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffdbf94f990
| [   10.674093][  T207] ------------[ cut here ]------------
| [   10.674299][  T207] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/207
| [   10.674580][  T207] Modules linked in: veth
| [   10.675047][  T207] Tainted: [W]=WARN
[   10.675194][  T207] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.675420][  T207] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.675647][  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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.676162][  T207] RSP: 0018:ffa00000005c7060 EFLAGS: 00010286
[   10.676386][  T207] RAX: 00000000ffffffa6 RBX: ff1100000b69ee40 RCX: 1ff40000000b8dd2
[   10.676636][  T207] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b69eefc
[   10.676879][  T207] RBP: ff1100000a199000 R08: 1fe22000016d3de1 R09: ff1100000252d1e8
[   10.677126][  T207] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   10.677383][  T207] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   10.677637][  T207] FS:  00007f8aca692840(0000) GS:ff110000a86ac000(0000) knlGS:0000000000000000
[   10.677911][  T207] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.678127][  T207] CR2: 00007f8aca9621a0 CR3: 000000000a39f004 CR4: 0000000000771ef0
[   10.678900][  T207] PKRU: 55555554
[   10.679051][  T207] Call Trace:
[   10.679198][  T207]  <TASK>
[   10.679325][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.679513][  T207]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   10.679696][  T207]  notifier_call_chain (kernel/notifier.c:85)
[   10.679880][  T207]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   10.680061][  T207]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   10.680239][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.680432][  T207]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.680617][  T207]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   10.680799][  T207]  do_setlink.isra.0 (net/core/rtnetlink.c:3169 (discriminator 1))
[   10.680983][  T207]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.681164][  T207]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.681387][  T207]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.681577][  T207]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.681757][  T207]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.681935][  T207]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.682114][  T207]  ? __kernel_text_address (kernel/extable.c:79)
[   10.682305][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.682494][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.682679][  T207]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.682860][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.683040][  T207]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.683218][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.683411][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.683600][  T207]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.683782][  T207]  ? __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)
[   10.683961][  T207]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.684144][  T207]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.684340][  T207]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.684526][  T207]  ? nla_get_range_signed (lib/nlattr.c:270)
[   10.684713][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.684897][  T207]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.685079][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.685256][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.685449][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.685638][  T207]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.685819][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.686001][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.686178][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.686371][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.686559][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.686743][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.686927][  T207]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.687109][  T207]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.687301][  T207]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.687487][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.687671][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.687851][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.688032][  T207]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.688211][  T207]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.688408][  T207]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.688631][  T207]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.688812][  T207]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.688994][  T207]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.689176][  T207]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.689369][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.689558][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.689743][  T207]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.689926][  T207]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.690104][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.690298][  T207]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.690487][  T207]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.690669][  T207]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.690851][  T207]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.691031][  T207]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.691245][  T207]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.691441][  T207]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.691631][  T207]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.691813][  T207]  ___sys_sendmsg (net/socket.c:2752)
[   10.691992][  T207]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.692203][  T207]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.692406][  T207]  __sys_sendmsg (net/socket.c:2784)
[   10.692599][  T207]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.692777][  T207]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.692992][  T207]  ? 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)
[   10.693172][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.693395][  T207]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.693580][  T207]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.693758][  T207]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.693938][  T207]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.694154][  T207] RIP: 0033:0x7f8aca8cc08e
[   10.694353][  T207] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.694873][  T207] RSP: 002b:00007fff6305e5e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.695121][  T207] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f8aca8cc08e
[   10.695378][  T207] RDX: 0000000000000000 RSI: 00007fff6305e690 RDI: 0000000000000005
[   10.695631][  T207] RBP: 00007fff6305e5f0 R08: 0000000000000000 R09: 0000000000000000
[   10.695873][  T207] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e466
[   10.696121][  T207] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6305ed60
| [   10.704667][  T207] ------------[ cut here ]------------
| [   10.704856][  T207] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/207
| [   10.705137][  T207] Modules linked in: veth
| [   10.706355][  T207] Tainted: [W]=WARN
[   10.706577][  T207] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.706846][  T207] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.707126][  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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.707719][  T207] RSP: 0018:ffa00000005c7030 EFLAGS: 00010286
[   10.707995][  T207] RAX: 00000000ffffffa6 RBX: ff1100000b69eac0 RCX: 1ff40000000b8dcc
[   10.708311][  T207] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b69eb7c
[   10.708621][  T207] RBP: ff1100000a199000 R08: 1fe22000016d3d71 R09: ff1100000252d1e8
[   10.708922][  T207] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   10.709226][  T207] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a199ce1
[   10.709551][  T207] FS:  00007f8aca692840(0000) GS:ff110000a86ac000(0000) knlGS:0000000000000000
[   10.709890][  T207] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.710159][  T207] CR2: 00007f8aca9621a0 CR3: 000000000a39f004 CR4: 0000000000771ef0
[   10.710485][  T207] PKRU: 55555554
[   10.710686][  T207] Call Trace:
[   10.710887][  T207]  <TASK>
[   10.711056][  T207]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.711309][  T207]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.711523][  T207]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.711760][  T207]  __dev_notify_flags (net/core/dev.c:9787)
[   10.711996][  T207]  ? netif_change_name (net/core/dev.c:1495)
[   10.712233][  T207]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.712492][  T207]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.712732][  T207]  netif_change_flags (net/core/dev.c:9820)
[   10.712969][  T207]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.713208][  T207]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.713457][  T207]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.713734][  T207]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.713971][  T207]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.714207][  T207]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.714455][  T207]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.714698][  T207]  ? __kernel_text_address (kernel/extable.c:79)
[   10.714935][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.715172][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.715420][  T207]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.715670][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.715909][  T207]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.716144][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.716432][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.716673][  T207]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.716911][  T207]  ? __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)
[   10.717146][  T207]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.717395][  T207]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.717642][  T207]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.717876][  T207]  ? nla_get_range_signed (lib/nlattr.c:270)
[   10.718114][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.718364][  T207]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.718567][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.718746][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.718929][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.719110][  T207]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.719305][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.719498][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.719679][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.719862][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.720045][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.720228][  T207]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.720422][  T207]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.720619][  T207]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.720801][  T207]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.720983][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.721171][  T207]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.721364][  T207]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.721553][  T207]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.721735][  T207]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.721938][  T207]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.722128][  T207]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.722322][  T207]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.722516][  T207]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.722701][  T207]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.722882][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.723064][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.723248][  T207]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.723447][  T207]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.723638][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.723821][  T207]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.724004][  T207]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.724188][  T207]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.724384][  T207]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.724573][  T207]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.724786][  T207]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.724973][  T207]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.725155][  T207]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.725353][  T207]  ___sys_sendmsg (net/socket.c:2752)
[   10.725544][  T207]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.725761][  T207]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.725955][  T207]  __sys_sendmsg (net/socket.c:2784)
[   10.726137][  T207]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.726335][  T207]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.726561][  T207]  ? 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)
[   10.726745][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.726928][  T207]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.727110][  T207]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.727304][  T207]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.727492][  T207]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.727709][  T207] RIP: 0033:0x7f8aca8cc08e
[   10.727898][  T207] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.728431][  T207] RSP: 002b:00007fff6305e5e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.728683][  T207] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f8aca8cc08e
[   10.728933][  T207] RDX: 0000000000000000 RSI: 00007fff6305e690 RDI: 0000000000000005
[   10.729179][  T207] RBP: 00007fff6305e5f0 R08: 0000000000000000 R09: 0000000000000000
[   10.729438][  T207] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e466
[   10.729693][  T207] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff6305ed60
| [   10.732207][   T58] ------------[ cut here ]------------
| [   10.732358][   T58] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/58
| [   10.732614][   T58] Modules linked in: veth
| [   10.732997][   T58] Tainted: [W]=WARN
[   10.733092][   T58] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.733248][   T58] Workqueue: events_unbound linkwatch_event
[   10.733456][   T58] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.733626][   T58] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.734074][   T58] RSP: 0018:ffa00000003ef9e0 EFLAGS: 00010286
[   10.734230][   T58] RAX: 00000000ffffffa6 RBX: ff1100000b69e040 RCX: 1ff400000007df02
[   10.734436][   T58] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b69e0fc
[   10.734627][   T58] RBP: ff110000029a9000 R08: 1fe22000016d3c21 R09: ff11000005278bb8
[   10.734822][   T58] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   10.735006][   T58] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.735195][   T58] FS:  0000000000000000(0000) GS:ff110000a85ac000(0000) knlGS:0000000000000000
[   10.735420][   T58] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.735583][   T58] CR2: 00007fa28d83e574 CR3: 000000000a39f003 CR4: 0000000000771ef0
[   10.735770][   T58] PKRU: 55555554
[   10.735862][   T58] Call Trace:
[   10.735955][   T58]  <TASK>
[   10.736022][   T58]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.736150][   T58]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.736281][   T58]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.736377][   T58]  netif_state_change (net/core/dev.c:1605)
[   10.736506][   T58]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.736664][   T58]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.736788][   T58]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.736915][   T58]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.737045][   T58]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.737170][   T58]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   10.737303][   T58]  process_one_work (kernel/workqueue.c:3314)
[   10.737432][   T58]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.737560][   T58]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.737689][   T58]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.737814][   T58]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.737941][   T58]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   10.738067][   T58]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.738192][   T58]  kthread (kernel/kthread.c:436)
[   10.738294][   T58]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.738449][   T58]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.738579][   T58]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.738706][   T58]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.738865][   T58]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.738993][   T58]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.739124][   T58]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   10.768324][  T208] ------------[ cut here ]------------
| [   10.768521][  T208] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/208
| [   10.768813][  T208] Modules linked in: veth
| [   10.769308][  T208] Tainted: [W]=WARN
[   10.769457][  T208] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.769683][  T208] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.769906][  T208] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.770442][  T208] RSP: 0018:ffa00000005e7030 EFLAGS: 00010286
[   10.770666][  T208] RAX: 00000000ffffffa6 RBX: ff1100000d474c80 RCX: 1ff40000000bcdcc
[   10.770913][  T208] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d474d3c
[   10.771162][  T208] RBP: ff11000008871000 R08: 1fe2200001a8e9a9 R09: ff1100000c4551e8
[   10.771491][  T208] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000001
[   10.771792][  T208] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008871ce1
[   10.772099][  T208] FS:  00007f8d214db840(0000) GS:ff110000a86ac000(0000) knlGS:0000000000000000
[   10.772450][  T208] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.772742][  T208] CR2: 000000003c9af988 CR3: 000000000d6a3006 CR4: 0000000000771ef0
[   10.773056][  T208] PKRU: 55555554
[   10.773315][  T208] Call Trace:
[   10.773558][  T208]  <TASK>
[   10.773752][  T208]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.774033][  T208]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.774245][  T208]  ? mark_held_locks (kernel/locking/lockdep.c:4325)
[   10.774513][  T208]  __dev_notify_flags (net/core/dev.c:9787)
[   10.774751][  T208]  ? netif_change_name (net/core/dev.c:1495)
[   10.774930][  T208]  ? __dev_change_flags (net/core/dev.c:9752)
[   10.775113][  T208]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   10.775308][  T208]  ? 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))
[   10.775499][  T208]  netif_change_flags (net/core/dev.c:9820)
[   10.775682][  T208]  do_setlink.isra.0 (net/core/rtnetlink.c:3206 (discriminator 1))
[   10.775866][  T208]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.776047][  T208]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.776260][  T208]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.776454][  T208]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.776642][  T208]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.776824][  T208]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.777006][  T208]  ? __kernel_text_address (kernel/extable.c:79)
[   10.777187][  T208]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.777384][  T208]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.777578][  T208]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.777763][  T208]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.777944][  T208]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.778123][  T208]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.778318][  T208]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.778511][  T208]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.778694][  T208]  ? __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)
[   10.778873][  T208]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.779055][  T208]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.779239][  T208]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.779434][  T208]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.779625][  T208]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.779808][  T208]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.779988][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.780172][  T208]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.780365][  T208]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.780549][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.780737][  T208]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.780917][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.781100][  T208]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.781297][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.781489][  T208]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.781672][  T208]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.781854][  T208]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.782035][  T208]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.782219][  T208]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.782416][  T208]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.782603][  T208]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.782790][  T208]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.782973][  T208]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.783154][  T208]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.783352][  T208]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.783539][  T208]  ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.783724][  T208]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.783907][  T208]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.784092][  T208]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.784287][  T208]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.784479][  T208]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.784664][  T208]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.784844][  T208]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.785027][  T208]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.785209][  T208]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.785405][  T208]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.785598][  T208]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.785779][  T208]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.785989][  T208]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.786172][  T208]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.786368][  T208]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.786562][  T208]  ___sys_sendmsg (net/socket.c:2752)
[   10.786744][  T208]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.786962][  T208]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.787155][  T208]  __sys_sendmsg (net/socket.c:2784)
[   10.787356][  T208]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.787545][  T208]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.787762][  T208]  ? 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)
[   10.787944][  T208]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.788126][  T208]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.788322][  T208]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.788514][  T208]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.788698][  T208]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.788911][  T208] RIP: 0033:0x7f8d2171508e
[   10.789099][  T208] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 94 bd 00 00       	call   0xbd9c
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.789641][  T208] RSP: 002b:00007ffc7cb1feb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.789889][  T208] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8d2171508e
[   10.790135][  T208] RDX: 0000000000000000 RSI: 00007ffc7cb1ff60 RDI: 0000000000000005
[   10.790390][  T208] RBP: 00007ffc7cb1fec0 R08: 0000000000000000 R09: 0000000000000000
[   10.790648][  T208] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e466
[   10.790894][  T208] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc7cb20630
| [   10.799495][   T58] ------------[ cut here ]------------
| [   10.799645][   T58] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/58
| [   10.799892][   T58] Modules linked in: veth
| [   10.800337][   T58] Tainted: [W]=WARN
[   10.800433][   T58] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.800594][   T58] Workqueue: events_unbound linkwatch_event
[   10.800754][   T58] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.800916][   T58] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.801367][   T58] RSP: 0018:ffa00000003ef9e0 EFLAGS: 00010286
[   10.801528][   T58] RAX: 00000000ffffffa6 RBX: ff1100000d475700 RCX: 1ff400000007df02
[   10.801712][   T58] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d4757bc
[   10.801896][   T58] RBP: ff11000007ac9000 R08: 1fe2200001a8eaf9 R09: ff11000005278bb8
[   10.802081][   T58] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   10.802267][   T58] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   10.802499][   T58] FS:  0000000000000000(0000) GS:ff110000a85ac000(0000) knlGS:0000000000000000
[   10.802717][   T58] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.802872][   T58] CR2: 00007fa28d83e574 CR3: 000000001cb39005 CR4: 0000000000771ef0
[   10.803061][   T58] PKRU: 55555554
[   10.803155][   T58] Call Trace:
[   10.803248][   T58]  <TASK>
[   10.803319][   T58]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   10.803452][   T58]  ? notifier_call_chain (kernel/notifier.c:85)
[   10.803590][   T58]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   10.803685][   T58]  netif_state_change (net/core/dev.c:1605)
[   10.803810][   T58]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   10.803965][   T58]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   10.804089][   T58]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   10.804213][   T58]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.804349][   T58]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   10.804478][   T58]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   10.804606][   T58]  process_one_work (kernel/workqueue.c:3314)
[   10.804735][   T58]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   10.804860][   T58]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.804989][   T58]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   10.805115][   T58]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.805239][   T58]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   10.805373][   T58]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   10.805504][   T58]  kthread (kernel/kthread.c:436)
[   10.805598][   T58]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.805753][   T58]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.805876][   T58]  ret_from_fork (arch/x86/kernel/process.c:158)
[   10.806002][   T58]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   10.806159][   T58]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   10.806289][   T58]  ? kthread_affine_node (kernel/kthread.c:378)
[   10.806413][   T58]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   10.954257][  T213] ------------[ cut here ]------------
| [   10.954747][  T213] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: ip/213
| [   10.955036][  T213] Modules linked in: veth
| [   10.955525][  T213] Tainted: [W]=WARN
[   10.955676][  T213] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.955893][  T213] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   10.956118][  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 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   10.956661][  T213] RSP: 0018:ffa00000006d7060 EFLAGS: 00010286
[   10.956880][  T213] RAX: 00000000ffffffa6 RBX: ff1100000d7478c0 RCX: 1ff40000000dadd2
[   10.957125][  T213] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d74797c
[   10.957384][  T213] RBP: ff110000029a9000 R08: 1fe2200001ae8f31 R09: ff1100000a1a51e8
[   10.957636][  T213] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000000
[   10.957884][  T213] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   10.958130][  T213] FS:  00007f94af6b9840(0000) GS:ff110000a86ac000(0000) knlGS:0000000000000000
[   10.958424][  T213] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   10.958649][  T213] CR2: 000000000b2b9988 CR3: 000000000c93b004 CR4: 0000000000771ef0
[   10.958896][  T213] PKRU: 55555554
[   10.959044][  T213] Call Trace:
[   10.959192][  T213]  <TASK>
[   10.959322][  T213]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.959514][  T213]  rtnetlink_event (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4541 net/core/rtnetlink.c:7121)
[   10.959699][  T213]  notifier_call_chain (kernel/notifier.c:85)
[   10.959887][  T213]  netif_set_mtu_ext (net/core/dev.c:2324 net/core/dev.c:9889)
[   10.960071][  T213]  ? dev_validate_mtu (net/core/dev.c:9842 (discriminator 2))
[   10.960250][  T213]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.960448][  T213]  ? rtnl_af_lookup (net/core/rtnetlink.c:763 (discriminator 1))
[   10.960637][  T213]  ? is_bpf_text_address (./include/linux/rcupdate.h:871 kernel/bpf/core.c:749)
[   10.960822][  T213]  do_setlink.isra.0 (net/core/rtnetlink.c:3169 (discriminator 1))
[   10.961008][  T213]  ? rtnl_link_get_size (net/core/rtnetlink.c:716)
[   10.961191][  T213]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   10.961417][  T213]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.961608][  T213]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.961790][  T213]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.961973][  T213]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.962156][  T213]  ? __kernel_text_address (kernel/extable.c:79)
[   10.962352][  T213]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.962545][  T213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.962726][  T213]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.962909][  T213]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.963089][  T213]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   10.963283][  T213]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.963466][  T213]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.963658][  T213]  ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22))
[   10.963843][  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)
[   10.964023][  T213]  ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1))
[   10.964204][  T213]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4149)
[   10.964399][  T213]  ? ww_mutex_lock (kernel/locking/mutex.c:933)
[   10.964584][  T213]  ? nla_get_range_signed (lib/nlattr.c:270)
[   10.964770][  T213]  ? __rtnl_newlink (net/core/rtnetlink.c:4000)
[   10.964958][  T213]  rtnl_newlink (net/core/rtnetlink.c:4150)
[   10.965140][  T213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.965332][  T213]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.965520][  T213]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.965702][  T213]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   10.965888][  T213]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.966076][  T213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.966255][  T213]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.966455][  T213]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.966646][  T213]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.966829][  T213]  ? __rtnl_newlink (net/core/rtnetlink.c:4027 (discriminator 1))
[   10.967013][  T213]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   10.967195][  T213]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.967389][  T213]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.967577][  T213]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.967759][  T213]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   10.967939][  T213]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   10.968122][  T213]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   10.968318][  T213]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.968507][  T213]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.968693][  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))
[   10.968873][  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))
[   10.969060][  T213]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.969243][  T213]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.969436][  T213]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   10.969622][  T213]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   10.969804][  T213]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   10.969987][  T213]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   10.970167][  T213]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   10.970359][  T213]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.970549][  T213]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   10.970733][  T213]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   10.970916][  T213]  ? copy_msghdr_from_user (net/socket.c:2635)
[   10.971098][  T213]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   10.971322][  T213]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   10.971512][  T213]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.971694][  T213]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   10.971880][  T213]  ___sys_sendmsg (net/socket.c:2752)
[   10.972060][  T213]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131)
[   10.972290][  T213]  ? copy_msghdr_from_user (net/socket.c:2603)
[   10.972495][  T213]  __sys_sendmsg (net/socket.c:2784)
[   10.972677][  T213]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   10.972857][  T213]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6))
[   10.973078][  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)
[   10.973264][  T213]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   10.973461][  T213]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   10.973654][  T213]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   10.973836][  T213]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   10.974019][  T213]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.974231][  T213] RIP: 0033:0x7f94af8f308e
[   10.974432][  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
[   10.974959][  T213] RSP: 002b:00007ffc2af47b40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.975206][  T213] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f94af8f308e
[   10.975466][  T213] RDX: 0000000000000000 RSI: 00007ffc2af47bf0 RDI: 0000000000000005
[   10.975719][  T213] RBP: 00007ffc2af47b50 R08: 0000000000000000 R09: 0000000000000000
[   10.975965][  T213] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e466
[   10.976212][  T213] R13: 000000000049f620 R14: 0000000000000000 R15: 00007ffc2af482c0
| [   11.010009][  T214] ------------[ cut here ]------------
| [   11.010177][  T214] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: ip/214
| [   11.010420][  T214] Modules linked in: veth
| [   11.010805][  T214] Tainted: [W]=WARN
[   11.010907][  T214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.011076][  T214] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.011256][  T214] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.011746][  T214] RSP: 0018:ffa0000000677150 EFLAGS: 00010286
[   11.011917][  T214] RAX: 00000000ffffffa6 RBX: ff1100000b69fa80 RCX: 1ff40000000cedf0
[   11.012117][  T214] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b69fb3c
[   11.012320][  T214] RBP: ff1100000c541000 R08: 1fe22000016d3f69 R09: ff1100000c4751e8
[   11.012524][  T214] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   11.012723][  T214] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c8abbc0
[   11.012925][  T214] FS:  00007f2cb85c5840(0000) GS:ff110000a85ac000(0000) knlGS:0000000000000000
[   11.013162][  T214] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.013338][  T214] CR2: 00000000004eba78 CR3: 000000000d788005 CR4: 0000000000771ef0
[   11.013542][  T214] PKRU: 55555554
[   11.013642][  T214] Call Trace:
[   11.013743][  T214]  <TASK>
[   11.013814][  T214]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.013952][  T214]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.014088][  T214]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.014191][  T214]  netif_state_change (net/core/dev.c:1605)
[   11.014333][  T214]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.014503][  T214]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:178 (discriminator 6) kernel/locking/spinlock.c:198 (discriminator 6))
[   11.014672][  T214]  linkwatch_sync_dev (net/core/link_watch.c:295)
[   11.014807][  T214]  rtnl_getlink (net/core/rtnetlink.c:4273)
[   11.014945][  T214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.015077][  T214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.015211][  T214]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[   11.015349][  T214]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.015486][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.015619][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.015770][  T214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.015904][  T214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.016038][  T214]  ? mark_usage (kernel/locking/lockdep.c:4674)
[   11.016172][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.016309][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.016446][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.016585][  T214]  ? rtnl_dump_ifinfo (./include/net/netlink.h:1236)
[   11.016719][  T214]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7061)
[   11.016854][  T214]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.016988][  T214]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.017120][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.017256][  T214]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.017394][  T214]  ? find_held_lock (kernel/locking/lockdep.c:5350)
[   11.017535][  T214]  netlink_rcv_skb (net/netlink/af_netlink.c:2551)
[   11.017670][  T214]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.017804][  T214]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.017943][  T214]  ? 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))
[   11.018077][  T214]  ? 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))
[   11.018213][  T214]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.018351][  T214]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.018489][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:5237)
[   11.018622][  T214]  ? __lock_acquire (kernel/locking/lockdep.c:453 kernel/locking/lockdep.c:5225)
[   11.018757][  T214]  netlink_sendmsg (net/netlink/af_netlink.c:1895)
[   11.018892][  T214]  ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7))
[   11.019028][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.019162][  T214]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.019303][  T214]  ? __might_fault (mm/memory.c:7340 (discriminator 5))
[   11.019437][  T214]  ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4))
[   11.019604][  T214]  ? copy_msghdr_from_user (net/socket.c:2635)
[   11.019737][  T214]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5349)
[   11.019901][  T214]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   11.020036][  T214]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.020171][  T214]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3))
[   11.020343][  T214]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.020479][  T214]  ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2))
[   11.020613][  T214]  ___sys_sendmsg (net/socket.c:2752)
[   11.020745][  T214]  ? copy_msghdr_from_user (net/socket.c:2603)
[   11.020881][  T214]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   11.021019][  T214]  ? _copy_from_user (./include/linux/instrumented.h:146 ./include/linux/uaccess.h:184 lib/usercopy.c:18)
[   11.021153][  T214]  ? do_getsockname (net/socket.c:2192)
[   11.021292][  T214]  __sys_sendmsg (net/socket.c:2784)
[   11.021425][  T214]  ? __sys_sendmsg_sock (net/socket.c:2765)
[   11.021567][  T214]  ? __sys_getsockname (net/socket.c:2210)
[   11.021700][  T214]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   11.021833][  T214]  do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94)
[   11.021968][  T214]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   11.022104][  T214]  ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3))
[   11.022239][  T214]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.022411][  T214] RIP: 0033:0x7f2cb87ff08e
[   11.022558][  T214] 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
[   11.023037][  T214] RSP: 002b:00007fffee3a9bc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.023265][  T214] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2cb87ff08e
[   11.023476][  T214] RDX: 0000000000000000 RSI: 00007fffee3a9c70 RDI: 0000000000000006
[   11.023677][  T214] RBP: 00007fffee3a9bd0 R08: 0000000000000000 R09: 0000000000000000
[   11.023880][  T214] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a10e466
[   11.024082][  T214] R13: 00007fffee3a9d20 R14: 0000000000000000 R15: 00007fffee3aa890
| [   11.123460][   T47] ------------[ cut here ]------------
| [   11.123628][   T47] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/47
| [   11.123883][   T47] Modules linked in: veth
| [   11.124282][   T47] Tainted: [W]=WARN
[   11.124379][   T47] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.124544][   T47] Workqueue: events_unbound linkwatch_event
[   11.124710][   T47] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.124879][   T47] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.125332][   T47] RSP: 0018:ffa000000033f9e0 EFLAGS: 00010286
[   11.125495][   T47] RAX: 00000000ffffffa6 RBX: ff1100000b81cc80 RCX: 1ff4000000067f02
[   11.125683][   T47] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b81cd3c
[   11.125869][   T47] RBP: ff1100000a199000 R08: 1fe22000017039a9 R09: ff11000002402ef8
[   11.126058][   T47] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   11.126250][   T47] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.126445][   T47] FS:  0000000000000000(0000) GS:ff110000a85ac000(0000) knlGS:0000000000000000
[   11.126668][   T47] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.126825][   T47] CR2: 00007f958b5c7310 CR3: 000000000b426004 CR4: 0000000000771ef0
[   11.127017][   T47] PKRU: 55555554
[   11.127111][   T47] Call Trace:
[   11.127205][   T47]  <TASK>
[   11.127322][   T47]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.127450][   T47]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.127586][   T47]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.127685][   T47]  netif_state_change (net/core/dev.c:1605)
[   11.127814][   T47]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.127972][   T47]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   11.128099][   T47]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   11.128227][   T47]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.128363][   T47]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   11.128495][   T47]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   11.128623][   T47]  process_one_work (kernel/workqueue.c:3314)
[   11.128754][   T47]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.128880][   T47]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.129012][   T47]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.129145][   T47]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.129276][   T47]  kthread (kernel/kthread.c:436)
[   11.129372][   T47]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.129535][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.129660][   T47]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.129787][   T47]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.129949][   T47]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.130075][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.130200][   T47]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   11.132023][   T47] ------------[ cut here ]------------
| [   11.132156][   T47] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 1/47
| [   11.132414][   T47] Modules linked in: veth
| [   11.132798][   T47] Tainted: [W]=WARN
[   11.132892][   T47] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.133050][   T47] Workqueue: events_unbound linkwatch_event
[   11.133212][   T47] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   11.133379][   T47] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   11.133834][   T47] RSP: 0018:ffa000000033f9e0 EFLAGS: 00010286
[   11.133992][   T47] RAX: 00000000ffffffa6 RBX: ff1100000b880580 RCX: 1ff4000000067f02
[   11.134178][   T47] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b88063c
[   11.134375][   T47] RBP: ff11000008871000 R08: 1fe22000017100c9 R09: ff11000002402ef8
[   11.134566][   T47] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
[   11.134754][   T47] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   11.134951][   T47] FS:  0000000000000000(0000) GS:ff110000a85ac000(0000) knlGS:0000000000000000
[   11.135172][   T47] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   11.135336][   T47] CR2: 00007f958b5c7310 CR3: 000000000b426004 CR4: 0000000000771ef0
[   11.135531][   T47] PKRU: 55555554
[   11.135626][   T47] Call Trace:
[   11.135719][   T47]  <TASK>
[   11.135784][   T47]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   11.135909][   T47]  ? notifier_call_chain (kernel/notifier.c:85)
[   11.136038][   T47]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   11.136135][   T47]  netif_state_change (net/core/dev.c:1605)
[   11.136261][   T47]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:419 (discriminator 7))
[   11.136425][   T47]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   11.136555][   T47]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   11.136684][   T47]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.136813][   T47]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   11.136939][   T47]  ? __linkwatch_run_queue (./include/linux/list.h:561)
[   11.137068][   T47]  process_one_work (kernel/workqueue.c:3314)
[   11.137197][   T47]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   11.137328][   T47]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   11.137458][   T47]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   11.137593][   T47]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   11.137720][   T47]  kthread (kernel/kthread.c:436)
[   11.137815][   T47]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.137972][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.138097][   T47]  ret_from_fork (arch/x86/kernel/process.c:158)
[   11.138224][   T47]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   11.138388][   T47]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   11.138519][   T47]  ? kthread_affine_node (kernel/kthread.c:378)
[   11.138646][   T47]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   16.226021][   T12] ------------[ cut here ]------------
| [   16.226225][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   16.226551][   T12] Modules linked in: nft_masq nft_chain_nat nf_nat nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   16.227170][   T12] Tainted: [W]=WARN
[   16.227324][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.227493][   T12] Workqueue: netns cleanup_net
[   16.227629][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.227850][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.228355][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   16.228521][   T12] RAX: 00000000ffffffa6 RBX: ff1100000b69fc40 RCX: 1ff4000000018eaf
[   16.228712][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b69fcfc
[   16.228903][   T12] RBP: ff1100000d40c000 R08: 1fe22000016d3fa1 R09: ff11000001afd260
[   16.229096][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   16.229512][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000c541000
[   16.229718][   T12] FS:  0000000000000000(0000) GS:ff110000a862c000(0000) knlGS:0000000000000000
[   16.229996][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.230160][   T12] CR2: 00007f3940368574 CR3: 000000001cb39005 CR4: 0000000000771ef0
[   16.230405][   T12] PKRU: 55555554
[   16.230505][   T12] Call Trace:
[   16.230601][   T12]  <TASK>
[   16.230668][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.230799][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.230897][   T12]  netif_close_many (net/core/dev.c:1804)
[   16.231025][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.231355][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.231484][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.231621][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   16.231750][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   16.231907][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   16.232035][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   16.232322][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   16.232452][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   16.232614][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   16.232742][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.232868][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   16.233025][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   16.233233][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   16.233410][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   16.233542][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   16.233672][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   16.233798][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.233922][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   16.234128][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   16.234258][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   16.234434][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.234567][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   16.234695][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   16.234820][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   16.234947][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.235150][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.235330][   T12]  process_one_work (kernel/workqueue.c:3314)
[   16.235461][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   16.235591][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.235721][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   16.235850][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   16.236054][   T12]  kthread (kernel/kthread.c:436)
[   16.236150][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.236371][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.236549][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   16.236681][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   16.236840][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   16.236968][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.237106][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   16.250116][   T12] ------------[ cut here ]------------
| [   16.250376][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   16.250694][   T12] Modules linked in: nft_masq nft_chain_nat nf_nat nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   16.251306][   T12] Tainted: [W]=WARN
[   16.251422][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.251599][   T12] Workqueue: netns cleanup_net
[   16.251732][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.251906][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.252353][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   16.252511][   T12] RAX: 00000000ffffffa6 RBX: ff1100000b8a0200 RCX: 1ff4000000018eaf
[   16.252717][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b8a02bc
[   16.252899][   T12] RBP: ff1100000c541000 R08: 1fe2200001714059 R09: ff11000001afd260
[   16.253079][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   16.253259][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a189000
[   16.253449][   T12] FS:  0000000000000000(0000) GS:ff110000a862c000(0000) knlGS:0000000000000000
[   16.253701][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.253853][   T12] CR2: 00007f3940368574 CR3: 000000001cb39005 CR4: 0000000000771ef0
[   16.254036][   T12] PKRU: 55555554
[   16.254126][   T12] Call Trace:
[   16.254218][   T12]  <TASK>
[   16.254287][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.254411][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   16.254539][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.254634][   T12]  netif_close_many (net/core/dev.c:1804)
[   16.254781][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.254906][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.255027][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.255163][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   16.255292][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   16.255444][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   16.255592][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   16.255760][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   16.255889][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   16.256040][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   16.256161][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.256338][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   16.256516][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   16.256640][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   16.256761][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   16.256901][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   16.257024][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   16.257147][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.257267][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   16.257412][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   16.257547][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   16.257669][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.257794][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   16.257915][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   16.258037][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   16.258161][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.258306][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.258445][   T12]  process_one_work (kernel/workqueue.c:3314)
[   16.258580][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   16.258705][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.258842][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   16.258968][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   16.259095][   T12]  kthread (kernel/kthread.c:436)
[   16.259192][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.259355][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.259477][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   16.259629][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   16.259782][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   16.259904][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.260026][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   16.264581][   T12] ------------[ cut here ]------------
| [   16.264775][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   16.265040][   T12] Modules linked in: nft_masq nft_chain_nat nf_nat nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   16.265626][   T12] Tainted: [W]=WARN
[   16.265718][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.265876][   T12] Workqueue: netns cleanup_net
[   16.266006][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.266166][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.266614][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   16.266770][   T12] RAX: 00000000ffffffa6 RBX: ff1100000b81ce40 RCX: 1ff4000000018eaf
[   16.266971][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b81cefc
[   16.267151][   T12] RBP: ff1100000a189000 R08: 1fe22000017039e1 R09: ff11000001afd260
[   16.267338][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   16.267522][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   16.267725][   T12] FS:  0000000000000000(0000) GS:ff110000a862c000(0000) knlGS:0000000000000000
[   16.267941][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.268095][   T12] CR2: 00007f3940368574 CR3: 000000001cb39005 CR4: 0000000000771ef0
[   16.268284][   T12] PKRU: 55555554
[   16.268376][   T12] Call Trace:
[   16.268467][   T12]  <TASK>
[   16.268536][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.268671][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   16.268793][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.268887][   T12]  netif_close_many (net/core/dev.c:1804)
[   16.269008][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.269128][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.269249][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.269398][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   16.269525][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   16.269675][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   16.269799][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   16.269951][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   16.270072][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   16.270226][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   16.270356][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.270477][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   16.270634][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   16.270757][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   16.270879][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   16.270999][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   16.271121][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   16.271276][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.271400][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   16.271528][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   16.271653][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   16.271774][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.271898][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   16.272021][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   16.272147][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   16.272398][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.272546][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.272669][   T12]  process_one_work (kernel/workqueue.c:3314)
[   16.272796][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   16.272917][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.273045][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   16.273175][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   16.273371][   T12]  kthread (kernel/kthread.c:436)
[   16.273541][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.273720][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.273842][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   16.273973][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   16.274172][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   16.274348][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.274473][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   16.281723][   T12] ------------[ cut here ]------------
| [   16.281879][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   16.282145][   T12] Modules linked in: nft_masq nft_chain_nat nf_nat nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   16.282802][   T12] Tainted: [W]=WARN
[   16.282896][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.283055][   T12] Workqueue: netns cleanup_net
[   16.283186][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.283350][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.283809][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   16.283994][   T12] RAX: 00000000ffffffa6 RBX: ff1100000b69f380 RCX: 1ff4000000018ed5
[   16.284176][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b69f43c
[   16.284358][   T12] RBP: ff1100000d40c000 R08: 1fe22000016d3e89 R09: ff11000001afd260
[   16.284538][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   16.284718][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   16.284902][   T12] FS:  0000000000000000(0000) GS:ff110000a85ac000(0000) knlGS:0000000000000000
[   16.285114][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.285261][   T12] CR2: 0000555843429858 CR3: 000000001cb39002 CR4: 0000000000771ef0
[   16.285443][   T12] PKRU: 55555554
[   16.285539][   T12] Call Trace:
[   16.285640][   T12]  <TASK>
[   16.285710][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   16.285871][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   16.286019][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   16.286136][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.286254][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   16.286414][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   16.286583][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   16.286708][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   16.286836][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   16.286961][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.287083][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   16.287209][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   16.287341][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   16.287460][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.287586][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   16.287725][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   16.287849][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   16.287968][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.288085][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.288205][   T12]  process_one_work (kernel/workqueue.c:3314)
[   16.288351][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   16.288475][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.288601][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   16.288724][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   16.288847][   T12]  kthread (kernel/kthread.c:436)
[   16.288936][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.289083][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.289201][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   16.289327][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   16.289473][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   16.289598][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.289735][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   16.292418][   T12] ------------[ cut here ]------------
| [   16.292610][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   16.292844][   T12] Modules linked in: nft_masq nft_chain_nat nf_nat nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   16.293429][   T12] Tainted: [W]=WARN
[   16.293524][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.293671][   T12] Workqueue: netns cleanup_net
[   16.293796][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.293970][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.294429][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   16.294582][   T12] RAX: 00000000ffffffa6 RBX: ff1100000d766740 RCX: 1ff4000000018ed5
[   16.294760][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d7667fc
[   16.294942][   T12] RBP: ff1100000c541000 R08: 1fe2200001aecd01 R09: ff11000001afd260
[   16.295118][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   16.295300][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   16.295480][   T12] FS:  0000000000000000(0000) GS:ff110000a85ac000(0000) knlGS:0000000000000000
[   16.295721][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.295875][   T12] CR2: 0000555843429858 CR3: 000000001cb39002 CR4: 0000000000771ef0
[   16.296061][   T12] PKRU: 55555554
[   16.296152][   T12] Call Trace:
[   16.296243][   T12]  <TASK>
[   16.296311][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   16.296468][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   16.296621][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   16.296766][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.296885][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   16.297055][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   16.297179][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   16.297302][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   16.297421][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   16.297544][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.297663][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   16.297783][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   16.297903][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   16.298020][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.298144][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   16.298267][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   16.298390][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   16.298516][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.298657][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.298777][   T12]  process_one_work (kernel/workqueue.c:3314)
[   16.298973][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   16.299091][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.299296][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   16.299496][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   16.299613][   T12]  kthread (kernel/kthread.c:436)
[   16.299702][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.299847][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.299964][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   16.300157][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   16.300309][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   16.300530][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.300751][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   16.303819][   T12] ------------[ cut here ]------------
| [   16.303968][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   16.304284][   T12] Modules linked in: nft_masq nft_chain_nat nf_nat nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   16.304932][   T12] Tainted: [W]=WARN
[   16.305020][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.305182][   T12] Workqueue: netns cleanup_net
[   16.305313][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.305466][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.305990][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   16.306141][   T12] RAX: 00000000ffffffa6 RBX: ff11000008ecae40 RCX: 1ff4000000018ed5
[   16.306331][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008ecaefc
[   16.306588][   T12] RBP: ff1100000a189000 R08: 1fe22000011d95e1 R09: ff11000001afd260
[   16.306760][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   16.307010][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   16.307184][   T12] FS:  0000000000000000(0000) GS:ff110000a85ac000(0000) knlGS:0000000000000000
[   16.307393][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.307619][   T12] CR2: 0000555843429858 CR3: 000000001cb39002 CR4: 0000000000771ef0
[   16.307794][   T12] PKRU: 55555554
[   16.307881][   T12] Call Trace:
[   16.307987][   T12]  <TASK>
[   16.308126][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   16.308283][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   16.308429][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   16.308728][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.308919][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   16.309068][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   16.309240][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   16.309435][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   16.309560][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   16.309676][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.309793][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   16.309919][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   16.310066][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   16.310189][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.310314][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   16.310462][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   16.310613][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   16.310736][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.310862][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.310997][   T12]  process_one_work (kernel/workqueue.c:3314)
[   16.311128][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   16.311244][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.311372][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   16.311509][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   16.311627][   T12]  kthread (kernel/kthread.c:436)
[   16.311716][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.311864][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.311981][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   16.312099][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   16.312275][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   16.312395][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.312517][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   16.377064][   T12] ------------[ cut here ]------------
| [   16.377213][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   16.377471][   T12] Modules linked in: nft_masq nft_chain_nat nf_nat nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   16.378046][   T12] Tainted: [W]=WARN
[   16.378139][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.378303][   T12] Workqueue: netns cleanup_net
[   16.378466][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.378633][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.379077][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   16.379236][   T12] RAX: 00000000ffffffa6 RBX: ff11000008ecb700 RCX: 1ff4000000018eaf
[   16.379426][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008ecb7bc
[   16.379659][   T12] RBP: ff110000029a9000 R08: 1fe22000011d96f9 R09: ff11000001afd260
[   16.379857][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000041
[   16.380043][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a199000
[   16.380232][   T12] FS:  0000000000000000(0000) GS:ff110000a862c000(0000) knlGS:0000000000000000
[   16.380457][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.380616][   T12] CR2: 0000555836b5bd5c CR3: 000000000d50c003 CR4: 0000000000771ef0
[   16.380798][   T12] PKRU: 55555554
[   16.380892][   T12] Call Trace:
[   16.380984][   T12]  <TASK>
[   16.381048][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.381174][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.381283][   T12]  netif_close_many (net/core/dev.c:1804)
[   16.381406][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.381535][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.381663][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.381786][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   16.381909][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   16.382061][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   16.382185][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   16.382402][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   16.382545][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   16.382696][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   16.382817][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.382940][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   16.383092][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   16.383216][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   16.383389][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   16.383553][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   16.383685][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   16.383813][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.383940][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   16.384069][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   16.384198][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   16.384373][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.384506][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   16.384633][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   16.384759][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   16.384889][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.385015][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.385142][   T12]  process_one_work (kernel/workqueue.c:3314)
[   16.385321][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   16.385446][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.385580][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   16.385709][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   16.385836][   T12]  kthread (kernel/kthread.c:436)
[   16.385933][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.386089][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.386216][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   16.386393][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   16.386555][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   16.386682][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.386808][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   16.389622][   T12] ------------[ cut here ]------------
| [   16.389799][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   16.390099][   T12] Modules linked in: nft_masq nft_chain_nat nf_nat nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   16.390803][   T12] Tainted: [W]=WARN
[   16.390944][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.391154][   T12] Workqueue: netns cleanup_net
[   16.391351][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.391570][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.392070][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   16.392294][   T12] RAX: 00000000ffffffa6 RBX: ff1100000a3f7700 RCX: 1ff4000000018eaf
[   16.392543][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a3f77bc
[   16.392778][   T12] RBP: ff1100000a199000 R08: 1fe220000147eef9 R09: ff11000001afd260
[   16.393011][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   16.393244][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000005321000
[   16.393502][   T12] FS:  0000000000000000(0000) GS:ff110000a86ac000(0000) knlGS:0000000000000000
[   16.393771][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.393982][   T12] CR2: 00007f23ec8ae000 CR3: 000000001cb39001 CR4: 0000000000771ef0
[   16.394218][   T12] PKRU: 55555554
[   16.394373][   T12] Call Trace:
[   16.394524][   T12]  <TASK>
[   16.394639][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.394815][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   16.394991][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.395137][   T12]  netif_close_many (net/core/dev.c:1804)
[   16.395322][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.395502][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.395674][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.395848][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   16.396026][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   16.396231][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   16.396418][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   16.396629][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   16.396816][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   16.397019][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   16.397196][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.397386][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   16.397596][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   16.397773][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   16.397947][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   16.398119][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   16.398307][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   16.398482][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.398666][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   16.398841][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   16.399019][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   16.399190][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.399386][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   16.399567][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   16.399738][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   16.399914][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.400088][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.400264][   T12]  process_one_work (kernel/workqueue.c:3314)
[   16.400457][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   16.400633][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.400811][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   16.400989][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   16.401164][   T12]  kthread (kernel/kthread.c:436)
[   16.401350][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.401564][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.401750][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   16.401925][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   16.402129][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   16.402316][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.402505][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   16.406015][   T12] ------------[ cut here ]------------
| [   16.406191][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   16.406509][   T12] Modules linked in: nft_masq nft_chain_nat nf_nat nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   16.407169][   T12] Tainted: [W]=WARN
[   16.407321][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.407532][   T12] Workqueue: netns cleanup_net
[   16.407711][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.407922][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.408431][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   16.408646][   T12] RAX: 00000000ffffffa6 RBX: ff1100000ba1ee40 RCX: 1ff4000000018eaf
[   16.408880][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ba1eefc
[   16.409114][   T12] RBP: ff11000005321000 R08: 1fe2200001743de1 R09: ff11000001afd260
[   16.409360][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 0000000000000041
[   16.409603][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   16.409839][   T12] FS:  0000000000000000(0000) GS:ff110000a86ac000(0000) knlGS:0000000000000000
[   16.410108][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.410324][   T12] CR2: 00007f23ec8ae000 CR3: 000000001cb39001 CR4: 0000000000771ef0
[   16.410568][   T12] PKRU: 55555554
[   16.410709][   T12] Call Trace:
[   16.410849][   T12]  <TASK>
[   16.410961][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.411138][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   16.411322][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.411467][   T12]  netif_close_many (net/core/dev.c:1804)
[   16.411651][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.411822][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.411999][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.412172][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   16.412357][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   16.412568][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   16.412745][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   16.412950][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   16.413124][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   16.413341][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   16.413520][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.413692][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   16.413898][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   16.414073][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   16.414247][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   16.414435][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   16.414617][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   16.414789][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.414960][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   16.415137][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   16.415324][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   16.415502][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.415680][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   16.415854][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   16.416026][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   16.416201][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.416387][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.416578][   T12]  process_one_work (kernel/workqueue.c:3314)
[   16.416785][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   16.416955][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.417134][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   16.417356][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   16.417533][   T12]  kthread (kernel/kthread.c:436)
[   16.417677][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.417882][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.418087][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   16.418262][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   16.418482][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   16.418666][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.418842][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   16.422933][   T12] ------------[ cut here ]------------
| [   16.423106][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   16.423404][   T12] Modules linked in: nft_masq nft_chain_nat nf_nat nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   16.424066][   T12] Tainted: [W]=WARN
[   16.424202][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.424409][   T12] Workqueue: netns cleanup_net
[   16.424594][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.424799][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.425286][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   16.425492][   T12] RAX: 00000000ffffffa6 RBX: ff1100000ba1fe00 RCX: 1ff4000000018ed5
[   16.425720][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000ba1febc
[   16.425950][   T12] RBP: ff110000029a9000 R08: 1fe2200001743fd9 R09: ff11000001afd260
[   16.426174][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   16.426580][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   16.426949][   T12] FS:  0000000000000000(0000) GS:ff110000a86ac000(0000) knlGS:0000000000000000
[   16.427384][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.427634][   T12] CR2: 00007f23ec8ae000 CR3: 000000001cb39001 CR4: 0000000000771ef0
[   16.427942][   T12] PKRU: 55555554
[   16.428178][   T12] Call Trace:
[   16.428362][   T12]  <TASK>
[   16.428471][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   16.428684][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   16.428883][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   16.429054][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.429223][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   16.429438][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   16.429617][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   16.429785][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   16.429954][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   16.430122][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.430302][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   16.430475][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   16.430653][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   16.430821][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.431004][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   16.431176][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   16.431351][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   16.431529][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.431699][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.431871][   T12]  process_one_work (kernel/workqueue.c:3314)
[   16.432046][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   16.432215][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.432401][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   16.432583][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   16.432753][   T12]  kthread (kernel/kthread.c:436)
[   16.432891][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.433088][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.433257][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   16.433443][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   16.433653][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   16.433822][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.433992][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   16.436851][   T12] ------------[ cut here ]------------
| [   16.437023][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#2: 0/12
| [   16.437740][   T12] Modules linked in: nft_masq nft_chain_nat nf_nat nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   16.438508][   T12] Tainted: [W]=WARN
[   16.438690][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.438929][   T12] Workqueue: netns cleanup_net
[   16.439146][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.439416][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.439940][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   16.440182][   T12] RAX: 00000000ffffffa6 RBX: ff11000008ed7700 RCX: 1ff4000000018ed5
[   16.440469][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff11000008ed77bc
[   16.440746][   T12] RBP: ff1100000a199000 R08: 1fe22000011daef9 R09: ff11000001afd260
[   16.441014][   T12] R10: 0000000000000002 R11: 0000000000000001 R12: 00000000ffffffff
[   16.441296][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   16.441575][   T12] FS:  0000000000000000(0000) GS:ff110000a86ac000(0000) knlGS:0000000000000000
[   16.441880][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.442123][   T12] CR2: 00007f23ec8ae000 CR3: 000000001cb39001 CR4: 0000000000771ef0
[   16.442407][   T12] PKRU: 55555554
[   16.442596][   T12] Call Trace:
[   16.442777][   T12]  <TASK>
[   16.442929][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   16.443177][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   16.443427][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   16.443649][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.443864][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   16.444159][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   16.444414][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   16.444712][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   16.444924][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   16.445155][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.445401][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   16.445593][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   16.445766][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   16.445935][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.446109][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   16.446291][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   16.446460][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   16.446639][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.446810][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.446991][   T12]  process_one_work (kernel/workqueue.c:3314)
[   16.447163][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   16.447348][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.447531][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   16.447705][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   16.447875][   T12]  kthread (kernel/kthread.c:436)
[   16.448013][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.448209][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.448396][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   16.448574][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   16.448774][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   16.448942][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.449110][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   16.452434][   T12] ------------[ cut here ]------------
| [   16.452582][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   16.452823][   T12] Modules linked in: nft_masq nft_chain_nat nf_nat nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   16.453386][   T12] Tainted: [W]=WARN
[   16.453478][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.453633][   T12] Workqueue: netns cleanup_net
[   16.453765][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.453921][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.454361][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   16.454519][   T12] RAX: 00000000ffffffa6 RBX: ff11000009006740 RCX: 1ff4000000018ed5
[   16.454699][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000090067fc
[   16.454954][   T12] RBP: ff11000005321000 R08: 1fe2200001200d01 R09: ff11000001afd260
[   16.455154][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   16.455353][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   16.455542][   T12] FS:  0000000000000000(0000) GS:ff110000a862c000(0000) knlGS:0000000000000000
[   16.455752][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.455909][   T12] CR2: 0000555843429858 CR3: 000000001cb39005 CR4: 0000000000771ef0
[   16.456088][   T12] PKRU: 55555554
[   16.456178][   T12] Call Trace:
[   16.456268][   T12]  <TASK>
[   16.456338][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   16.456499][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   16.456647][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   16.456769][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.456889][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   16.457044][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   16.457165][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   16.457292][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   16.457412][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   16.457537][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.457656][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   16.457780][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   16.457904][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   16.458023][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.458147][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   16.458267][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   16.458395][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   16.458521][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.458642][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.458763][   T12]  process_one_work (kernel/workqueue.c:3314)
[   16.458887][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   16.459006][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.459130][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   16.459257][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   16.459433][   T12]  kthread (kernel/kthread.c:436)
[   16.459532][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.459680][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.459801][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   16.459922][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   16.460073][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   16.460192][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.460357][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   16.531027][   T12] ------------[ cut here ]------------
| [   16.531181][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   16.531442][   T12] Modules linked in: nft_masq nft_chain_nat nf_nat nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   16.532042][   T12] Tainted: [W]=WARN
[   16.532138][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.532307][   T12] Workqueue: netns cleanup_net
[   16.532441][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.532613][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.533075][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   16.533236][   T12] RAX: 00000000ffffffa6 RBX: ff11000009007000 RCX: 1ff4000000018eaf
[   16.533435][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff110000090070bc
[   16.533630][   T12] RBP: ff11000007ac9000 R08: 1fe2200001200e19 R09: ff11000001afd260
[   16.533819][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   16.534012][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff11000008871000
[   16.534203][   T12] FS:  0000000000000000(0000) GS:ff110000a85ac000(0000) knlGS:0000000000000000
[   16.534434][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.534597][   T12] CR2: 000055584343b808 CR3: 000000001cb39006 CR4: 0000000000771ef0
[   16.534787][   T12] PKRU: 55555554
[   16.534881][   T12] Call Trace:
[   16.534975][   T12]  <TASK>
[   16.535040][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.535170][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.535267][   T12]  netif_close_many (net/core/dev.c:1804)
[   16.535399][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.535529][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.535655][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.535781][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   16.535908][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   16.536065][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   16.536193][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   16.536359][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   16.536489][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   16.536647][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   16.536773][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.536899][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   16.537057][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   16.537187][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   16.537317][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   16.537444][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   16.537575][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   16.537702][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.537828][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   16.537958][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   16.538089][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   16.538215][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.538349][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   16.538475][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   16.538607][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   16.538734][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.538861][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.538990][   T12]  process_one_work (kernel/workqueue.c:3314)
[   16.539121][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   16.539247][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.539382][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   16.539517][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   16.539645][   T12]  kthread (kernel/kthread.c:436)
[   16.539740][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.539897][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.540025][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   16.540152][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   16.540316][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   16.540442][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.540574][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   16.543310][   T12] ------------[ cut here ]------------
| [   16.543445][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   16.543697][   T12] Modules linked in: nft_masq nft_chain_nat nf_nat nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   16.544280][   T12] Tainted: [W]=WARN
[   16.544377][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.544541][   T12] Workqueue: netns cleanup_net
[   16.544673][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.544838][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.545294][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   16.545453][   T12] RAX: 00000000ffffffa6 RBX: ff1100000c590e40 RCX: 1ff4000000018eaf
[   16.545649][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000c590efc
[   16.545836][   T12] RBP: ff11000008871000 R08: 1fe22000018b21e1 R09: ff11000001afd260
[   16.546024][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   16.546212][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ff1100000a02c000
[   16.546407][   T12] FS:  0000000000000000(0000) GS:ff110000a85ac000(0000) knlGS:0000000000000000
[   16.546633][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.546792][   T12] CR2: 000055584343b808 CR3: 000000001cb39006 CR4: 0000000000771ef0
[   16.546981][   T12] PKRU: 55555554
[   16.547075][   T12] Call Trace:
[   16.547170][   T12]  <TASK>
[   16.547236][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.547370][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   16.547501][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.547598][   T12]  netif_close_many (net/core/dev.c:1804)
[   16.547726][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.547851][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.547978][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.548105][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   16.548233][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   16.548398][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   16.548532][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   16.548692][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   16.548819][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   16.548976][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   16.549102][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.549228][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   16.549394][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   16.549527][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   16.549654][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   16.549781][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   16.549909][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   16.550035][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.550161][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   16.550297][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   16.550427][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   16.550559][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.550688][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   16.550815][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   16.550941][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   16.551070][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.551199][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.551334][   T12]  process_one_work (kernel/workqueue.c:3314)
[   16.551465][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   16.551597][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.551728][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   16.551861][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   16.551987][   T12]  kthread (kernel/kthread.c:436)
[   16.552082][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.552240][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.552375][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   16.552506][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   16.552664][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   16.552790][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.552917][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   16.555692][   T12] ------------[ cut here ]------------
| [   16.555827][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   16.556081][   T12] Modules linked in: nft_masq nft_chain_nat nf_nat nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   16.556728][   T12] Tainted: [W]=WARN
[   16.556824][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.556986][   T12] Workqueue: netns cleanup_net
[   16.557118][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.557289][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.557756][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   16.557917][   T12] RAX: 00000000ffffffa6 RBX: ff1100000d4fc3c0 RCX: 1ff4000000018eaf
[   16.558107][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d4fc47c
[   16.558304][   T12] RBP: ff1100000a02c000 R08: 1fe2200001a9f891 R09: ff11000001afd260
[   16.558499][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000041
[   16.558691][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   16.558884][   T12] FS:  0000000000000000(0000) GS:ff110000a85ac000(0000) knlGS:0000000000000000
[   16.559111][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.559279][   T12] CR2: 000055584343b808 CR3: 000000001cb39006 CR4: 0000000000771ef0
[   16.559471][   T12] PKRU: 55555554
[   16.559571][   T12] Call Trace:
[   16.559667][   T12]  <TASK>
[   16.559732][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.559861][   T12]  ? notifier_call_chain (kernel/notifier.c:85)
[   16.559991][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.560090][   T12]  netif_close_many (net/core/dev.c:1804)
[   16.560218][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.560351][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.560479][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.560611][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   16.560738][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   16.560898][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   16.561027][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   16.561187][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   16.561320][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   16.561480][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   16.561612][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.561740][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   16.561899][   T12]  ? unregister_netdevice_many (net/core/dev.c:12497)
[   16.562028][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   16.562156][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   16.562286][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   16.562416][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   16.562548][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.562673][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   16.562802][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   16.562934][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   16.563063][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.563194][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   16.563329][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   16.563457][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   16.563589][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.563715][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.563844][   T12]  process_one_work (kernel/workqueue.c:3314)
[   16.563974][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   16.564100][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.564231][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   16.564371][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   16.564503][   T12]  kthread (kernel/kthread.c:436)
[   16.564599][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.564757][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.564884][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   16.565011][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   16.565169][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   16.565302][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.565430][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   16.567730][   T12] ------------[ cut here ]------------
| [   16.567859][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   16.568097][   T12] Modules linked in: nft_masq nft_chain_nat nf_nat nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   16.568813][   T12] Tainted: [W]=WARN
[   16.568905][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.569058][   T12] Workqueue: netns cleanup_net
[   16.569184][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.569403][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.569841][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   16.569994][   T12] RAX: 00000000ffffffa6 RBX: ff1100000d4fd540 RCX: 1ff4000000018ed5
[   16.570175][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d4fd5fc
[   16.570404][   T12] RBP: ff11000007ac9000 R08: 1fe2200001a9fac1 R09: ff11000001afd260
[   16.570591][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   16.570772][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   16.570954][   T12] FS:  0000000000000000(0000) GS:ff110000a85ac000(0000) knlGS:0000000000000000
[   16.571166][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.571367][   T12] CR2: 000055584343b808 CR3: 000000001cb39006 CR4: 0000000000771ef0
[   16.571602][   T12] PKRU: 55555554
[   16.571693][   T12] Call Trace:
[   16.571785][   T12]  <TASK>
[   16.571849][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   16.572006][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   16.572159][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   16.572328][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.572452][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   16.572615][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   16.572738][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   16.572862][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   16.572986][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   16.573111][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.573232][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   16.573405][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   16.573535][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   16.573657][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.573782][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   16.573905][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   16.574028][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   16.574152][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.574321][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.574447][   T12]  process_one_work (kernel/workqueue.c:3314)
[   16.574575][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   16.574696][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.574823][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   16.574950][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   16.575075][   T12]  kthread (kernel/kthread.c:436)
[   16.575168][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.575370][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.575496][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   16.575621][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   16.575773][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   16.575895][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.576018][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   16.581467][   T12] ------------[ cut here ]------------
| [   16.581610][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#0: 0/12
| [   16.581854][   T12] Modules linked in: nft_masq nft_chain_nat nf_nat nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   16.582873][   T12] Tainted: [W]=WARN
[   16.582969][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.583122][   T12] Workqueue: netns cleanup_net
[   16.583251][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.583466][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.583907][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   16.584063][   T12] RAX: 00000000ffffffa6 RBX: ff1100000a212200 RCX: 1ff4000000018ed5
[   16.584246][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a2122bc
[   16.584479][   T12] RBP: ff11000008871000 R08: 1fe2200001442459 R09: ff11000001afd260
[   16.584714][   T12] R10: 0000000000000000 R11: 0000000000000001 R12: 00000000ffffffff
[   16.584900][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   16.585083][   T12] FS:  0000000000000000(0000) GS:ff110000a85ac000(0000) knlGS:0000000000000000
[   16.585345][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.585505][   T12] CR2: 000055584343b808 CR3: 000000001cb39006 CR4: 0000000000771ef0
[   16.585693][   T12] PKRU: 55555554
[   16.585785][   T12] Call Trace:
[   16.585877][   T12]  <TASK>
[   16.585942][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   16.586099][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   16.586251][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   16.586419][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.586547][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   16.586706][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   16.586830][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   16.586955][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   16.587080][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   16.587203][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.587373][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   16.587511][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   16.587639][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   16.587762][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.587887][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   16.588009][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   16.588132][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   16.588256][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.588425][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.588554][   T12]  process_one_work (kernel/workqueue.c:3314)
[   16.588681][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   16.588815][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.588944][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   16.589071][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   16.589193][   T12]  kthread (kernel/kthread.c:436)
[   16.589331][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.589484][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.589613][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   16.589737][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   16.589894][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   16.590019][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.590143][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   16.593366][   T12] ------------[ cut here ]------------
| [   16.593515][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#1: 0/12
| [   16.593757][   T12] Modules linked in: nft_masq nft_chain_nat nf_nat nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   16.594349][   T12] Tainted: [W]=WARN
[   16.594440][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.594597][   T12] Workqueue: netns cleanup_net
[   16.594730][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.594892][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.595335][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   16.595492][   T12] RAX: 00000000ffffffa6 RBX: ff1100000a213380 RCX: 1ff4000000018ed5
[   16.595676][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000a21343c
[   16.595854][   T12] RBP: ff1100000a02c000 R08: 1fe2200001442689 R09: ff11000001afd260
[   16.596036][   T12] R10: 0000000000000001 R11: 0000000000000001 R12: 00000000ffffffff
[   16.596217][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   16.596404][   T12] FS:  0000000000000000(0000) GS:ff110000a862c000(0000) knlGS:0000000000000000
[   16.596622][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.596778][   T12] CR2: 00007ffef7022fe0 CR3: 000000001cb39002 CR4: 0000000000771ef0
[   16.596960][   T12] PKRU: 55555554
[   16.597051][   T12] Call Trace:
[   16.597143][   T12]  <TASK>
[   16.597207][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   16.597368][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   16.597522][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   16.597650][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.597773][   T12]  ? unregister_netdevice_queue (net/core/dev.c:12301 (discriminator 1))
[   16.597938][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   16.598059][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   16.598178][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   16.598305][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   16.598426][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.598550][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   16.598674][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   16.598800][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   16.598924][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.599050][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   16.599175][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   16.599354][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   16.599512][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.599635][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.599757][   T12]  process_one_work (kernel/workqueue.c:3314)
[   16.599882][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   16.600003][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.600131][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   16.600257][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   16.600387][   T12]  kthread (kernel/kthread.c:436)
[   16.600477][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.600633][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.600755][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   16.600877][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   16.601029][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   16.601151][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.601278][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   16.694681][   T12] ------------[ cut here ]------------
| [   16.694842][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   16.695093][   T12] Modules linked in: nft_masq nft_chain_nat nf_nat nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   16.695706][   T12] Tainted: [W]=WARN
[   16.695801][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.695963][   T12] Workqueue: netns cleanup_net
[   16.696101][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.696277][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.696739][   T12] RSP: 0018:ffa00000000c7748 EFLAGS: 00010286
[   16.696898][   T12] RAX: 00000000ffffffa6 RBX: ff1100000d421700 RCX: 1ff4000000018eaf
[   16.697085][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000d4217bc
[   16.697301][   T12] RBP: ff11000002534000 R08: 1fe2200001a842f9 R09: ff11000001afd260
[   16.697494][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000041
[   16.697704][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffa00000000c77e0
[   16.697898][   T12] FS:  0000000000000000(0000) GS:ff110000a872c000(0000) knlGS:0000000000000000
[   16.698122][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.698286][   T12] CR2: 00007f9c8e34e310 CR3: 000000001cb39006 CR4: 0000000000771ef0
[   16.698480][   T12] PKRU: 55555554
[   16.698585][   T12] Call Trace:
[   16.698678][   T12]  <TASK>
[   16.698744][   T12]  rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4551)
[   16.698891][   T12]  rtmsg_ifinfo (net/core/rtnetlink.c:4551 net/core/rtnetlink.c:4560)
[   16.698991][   T12]  netif_close_many (net/core/dev.c:1804)
[   16.699117][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.699245][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.699379][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.699512][   T12]  ? __dev_close_many (net/core/dev.c:1781)
[   16.699641][   T12]  ? netif_close_many_and_unlock (net/core/dev.c:12330)
[   16.699801][   T12]  ? __rtnl_unlock (net/core/rtnetlink.c:143)
[   16.699932][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12406)
[   16.700090][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   16.700214][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.700359][   T12]  ? default_device_exit_net (net/core/dev.c:13033 (discriminator 1))
[   16.700489][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   16.700652][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   16.700781][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   16.700932][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   16.701055][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   16.701192][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   16.701347][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.701477][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   16.701613][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   16.701746][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   16.701874][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.702009][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   16.702139][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   16.702265][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   16.702410][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.702594][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.702774][   T12]  process_one_work (kernel/workqueue.c:3314)
[   16.702918][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   16.703044][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.703171][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   16.703308][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   16.703435][   T12]  kthread (kernel/kthread.c:436)
[   16.703538][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.703699][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.703830][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   16.703958][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   16.704113][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   16.704238][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.704371][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   16.706605][   T12] ------------[ cut here ]------------
| [   16.706744][   T12] WARNING: net/core/rtnetlink.c:4523 at rtmsg_ifinfo_build_skb+0x1a6/0x250, CPU#3: 0/12
| [   16.707164][   T12] Modules linked in: nft_masq nft_chain_nat nf_nat nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   16.707880][   T12] Tainted: [W]=WARN
[   16.707970][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.708118][   T12] Workqueue: netns cleanup_net
[   16.708244][   T12] RIP: 0010:rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4523 (discriminator 3))
[   16.708409][   T12] Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 79 48 8b 44 24 58 44 8b 48 08 e9 42 ff ff ff 90 <0f> 0b 90 ba 02 00 00 00 48 89 de 31 ff e8 88 e9 f0 ff b9 a6 ff ff
All code
========
   0:	89 fa                	mov    %edi,%edx
   2:	48 c1 ea 03          	shr    $0x3,%rdx
   6:	0f b6 14 02          	movzbl (%rdx,%rax,1),%edx
   a:	48 89 f8             	mov    %rdi,%rax
   d:	83 e0 07             	and    $0x7,%eax
  10:	83 c0 03             	add    $0x3,%eax
  13:	38 d0                	cmp    %dl,%al
  15:	7c 04                	jl     0x1b
  17:	84 d2                	test   %dl,%dl
  19:	75 79                	jne    0x94
  1b:	48 8b 44 24 58       	mov    0x58(%rsp),%rax
  20:	44 8b 48 08          	mov    0x8(%rax),%r9d
  24:	e9 42 ff ff ff       	jmp    0xffffffffffffff6b
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	ba 02 00 00 00       	mov    $0x2,%edx
  32:	48 89 de             	mov    %rbx,%rsi
  35:	31 ff                	xor    %edi,%edi
  37:	e8 88 e9 f0 ff       	call   0xfffffffffff0e9c4
  3c:	b9                   	.byte 0xb9
  3d:	a6                   	cmpsb  (%rdi),(%rsi)
  3e:	ff                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	ba 02 00 00 00       	mov    $0x2,%edx
   8:	48 89 de             	mov    %rbx,%rsi
   b:	31 ff                	xor    %edi,%edi
   d:	e8 88 e9 f0 ff       	call   0xfffffffffff0e99a
  12:	b9                   	.byte 0xb9
  13:	a6                   	cmpsb  (%rdi),(%rsi)
  14:	ff                   	(bad)
  15:	ff                   	.byte 0xff
[   16.708847][   T12] RSP: 0018:ffa00000000c7878 EFLAGS: 00010286
[   16.709014][   T12] RAX: 00000000ffffffa6 RBX: ff1100000b8a11c0 RCX: 1ff4000000018ed5
[   16.709194][   T12] RDX: 0000000000000007 RSI: 0000000000000000 RDI: ff1100000b8a127c
[   16.709376][   T12] RBP: ff11000002534000 R08: 1fe2200001714251 R09: ff11000001afd260
[   16.709557][   T12] R10: 0000000000000003 R11: 0000000000000001 R12: 00000000ffffffff
[   16.709741][   T12] R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
[   16.709917][   T12] FS:  0000000000000000(0000) GS:ff110000a872c000(0000) knlGS:0000000000000000
[   16.710125][   T12] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.710280][   T12] CR2: 00007f9c8e34e310 CR3: 000000001cb39006 CR4: 0000000000771ef0
[   16.710458][   T12] PKRU: 55555554
[   16.710554][   T12] Call Trace:
[   16.710643][   T12]  <TASK>
[   16.710705][   T12]  unregister_netdevice_many_notify (net/core/dev.c:12439)
[   16.710860][   T12]  ? unregister_netdevice_queued (./include/linux/list.h:404 (discriminator 3))
[   16.711034][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1021 (discriminator 3))
[   16.711160][   T12]  default_device_exit_batch (net/core/dev.c:12497 net/core/dev.c:13089)
[   16.711288][   T12]  ? generic_xdp_install (./include/linux/netdevice.h:5659)
[   16.711407][   T12]  ? ipmr_free_table (net/ipv4/ipmr.c:453)
[   16.711535][   T12]  ? unregister_netdev (./include/net/net_namespace.h:419 (discriminator 7))
[   16.711655][   T12]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   16.711780][   T12]  ? nexthop_net_exit_rtnl (./include/linux/rtnetlink.h:150 (discriminator 1) net/ipv4/nexthop.c:4145 (discriminator 1))
[   16.711902][   T12]  ops_undo_list (net/core/net_namespace.c:205 net/core/net_namespace.c:252)
[   16.712027][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1094)
[   16.712149][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535)
[   16.712280][   T12]  cleanup_net (net/core/net_namespace.c:702)
[   16.712407][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   16.712550][   T12]  ? process_one_work (kernel/workqueue.c:3290 (discriminator 2))
[   16.712674][   T12]  ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22))
[   16.712793][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3))
[   16.712914][   T12]  process_one_work (kernel/workqueue.c:3314)
[   16.713035][   T12]  ? pwq_dec_nr_in_flight (kernel/workqueue.c:1822 (discriminator 4))
[   16.713172][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1))
[   16.713306][   T12]  worker_thread (kernel/workqueue.c:3397 kernel/workqueue.c:3478)
[   16.713430][   T12]  ? rescuer_thread (./include/linux/list.h:404 (discriminator 3))
[   16.713559][   T12]  kthread (kernel/kthread.c:436)
[   16.713648][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.713798][   T12]  ? kthread_affine_node (kernel/kthread.c:378)
[   16.713922][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   16.714048][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/syscall_64.c:37)
[   16.714196][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   16.714320][   T12]  ? kthread_affine_node (kernel/kthread.c:378)


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